Podcasts
Published: Nov. 21, 2021, 6 p.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Nov. 19, 2021, 3 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Nov. 18, 2021, 6 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Nov. 17, 2021, 6 p.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Nov. 17, 2021, 3 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Nov. 16, 2021, 3 a.m.
Duration: 3 minutes 47 seconds
Listed in: Education
Published: Nov. 15, 2021, 6 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Nov. 14, 2021, 6 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Nov. 12, 2021, 6 p.m.
Duration: 7 minutes
Listed in: Education
Published: Nov. 11, 2021, 6 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Nov. 10, 2021, 6 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Nov. 9, 2021, 6 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Nov. 8, 2021, 6 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Nov. 7, 2021, 6 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Nov. 4, 2021, 6 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Nov. 3, 2021, 6 p.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Nov. 2, 2021, 6 p.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: Nov. 1, 2021, 6 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Oct. 31, 2021, 6 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Oct. 28, 2021, 5 p.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Oct. 27, 2021, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Oct. 26, 2021, 5 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Oct. 25, 2021, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Oct. 24, 2021, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Oct. 21, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Oct. 20, 2021, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Oct. 19, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Oct. 18, 2021, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Oct. 17, 2021, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Oct. 15, 2021, 5 p.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: Oct. 14, 2021, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Oct. 13, 2021, 5 p.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Oct. 12, 2021, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Oct. 11, 2021, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Oct. 10, 2021, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Oct. 7, 2021, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Oct. 7, 2021, 8:55 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Oct. 6, 2021, 5 p.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Oct. 5, 2021, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Oct. 4, 2021, 5 p.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Oct. 3, 2021, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 30, 2021, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Sept. 29, 2021, 5 p.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Sept. 28, 2021, 5 p.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Sept. 27, 2021, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Sept. 26, 2021, 5 p.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Sept. 23, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Sept. 22, 2021, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Sept. 21, 2021, 5 p.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Sept. 20, 2021, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Sept. 19, 2021, 5 p.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Sept. 18, 2021, 2 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Sept. 16, 2021, 5 p.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Sept. 15, 2021, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Sept. 14, 2021, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Sept. 13, 2021, 5 p.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Sept. 12, 2021, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Sept. 9, 2021, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Sept. 8, 2021, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 7, 2021, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Sept. 6, 2021, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Sept. 5, 2021, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Sept. 2, 2021, 5 p.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Sept. 1, 2021, 5 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Aug. 31, 2021, 5 p.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Aug. 30, 2021, 5 p.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Aug. 29, 2021, 5 p.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Aug. 29, 2021, 9:02 a.m.
Duration: 30 seconds
Listed in: Education
Published: Aug. 25, 2021, 5 p.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Aug. 24, 2021, 5 p.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: Aug. 23, 2021, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Aug. 17, 2021, 5 p.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: Aug. 15, 2021, 5 p.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Aug. 12, 2021, 5 p.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Aug. 11, 2021, 5 p.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: Aug. 8, 2021, 4 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: July 26, 2021, 5 p.m.
Duration: 3 minutes 12 seconds
Listed in: Education
Published: July 23, 2021, 5 p.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: July 18, 2021, 5 p.m.
Duration: 3 minutes 9 seconds
Listed in: Education
Published: July 11, 2021, 5 p.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: June 29, 2021, 5 p.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: June 26, 2021, 5 p.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: June 24, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: June 23, 2021, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 22, 2021, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 21, 2021, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: June 20, 2021, 5 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: June 17, 2021, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: June 16, 2021, 5 p.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: June 15, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: June 14, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: June 13, 2021, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: June 11, 2021, 5 p.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: June 10, 2021, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: June 9, 2021, 4 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: June 8, 2021, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: June 7, 2021, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: June 6, 2021, 5 p.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: June 3, 2021, 5 p.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: June 2, 2021, 5 p.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: June 1, 2021, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: May 31, 2021, 5 p.m.
Duration: 2 minutes 49 seconds
Listed in: Education
Published: May 30, 2021, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: May 27, 2021, 5 p.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: May 26, 2021, 5 p.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: May 25, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: May 24, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: May 23, 2021, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: May 20, 2021, 5 p.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: May 19, 2021, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: May 18, 2021, 5 p.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: May 17, 2021, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: May 16, 2021, 5 p.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: May 13, 2021, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: May 12, 2021, 5 p.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: May 11, 2021, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: May 10, 2021, 5 p.m.
Duration: 3 minutes 2 seconds
Listed in: Education
Published: May 9, 2021, 5 p.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: May 6, 2021, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: May 5, 2021, 5 p.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: May 4, 2021, 5 p.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: May 3, 2021, 5 p.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: May 2, 2021, 5 p.m.
Duration: 3 minutes 1 second
Listed in: Education
Published: April 29, 2021, 5 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: April 28, 2021, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: April 27, 2021, 5 p.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: April 26, 2021, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: April 25, 2021, 5 p.m.
Duration: 2 minutes 53 seconds
Listed in: Education
Published: April 21, 2021, 5 p.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: April 18, 2021, 4:05 p.m.
Duration: 17 seconds
Listed in: Education
Published: April 15, 2021, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: April 14, 2021, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: April 13, 2021, 5 p.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: April 12, 2021, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: April 11, 2021, 5 p.m.
Duration: 3 minutes 41 seconds
Listed in: Education
Published: April 10, 2021, 3 a.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: April 8, 2021, 5 p.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: April 7, 2021, 5 p.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: April 6, 2021, 5 p.m.
Duration: 2 minutes 42 seconds
Listed in: Education
Published: April 5, 2021, 5 p.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: April 4, 2021, 5 p.m.
Duration: 3 minutes 31 seconds
Listed in: Education
Published: April 4, 2021, 3 p.m.
Duration: 1 minute 19 seconds
Listed in: Education
Published: April 4, 2021, 10 a.m.
Duration: 55 seconds
Listed in: Education
Published: April 4, 2021, 5 a.m.
Duration: 1 minute 19 seconds
Listed in: Education
Published: April 3, 2021, 3 p.m.
Duration: 1 minute 27 seconds
Listed in: Education
Published: April 3, 2021, 10 a.m.
Duration: 1 minute 3 seconds
Listed in: Education
Published: April 3, 2021, 5 a.m.
Duration: 1 minute 12 seconds
Listed in: Education
Published: April 1, 2021, 5 p.m.
Duration: 3 minutes 31 seconds
Listed in: Education
Published: March 31, 2021, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: March 30, 2021, 5 p.m.
Duration: 3 minutes 12 seconds
Listed in: Education
Published: March 29, 2021, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: March 28, 2021, 5 p.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: March 25, 2021, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: March 24, 2021, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: March 23, 2021, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: March 22, 2021, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: March 21, 2021, 5 p.m.
Duration: 3 minutes 52 seconds
Listed in: Education
Published: March 19, 2021, 5 p.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: March 18, 2021, 5 p.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: March 17, 2021, 5 p.m.
Duration: 2 minutes 59 seconds
Listed in: Education
Published: March 16, 2021, 5 p.m.
Duration: 2 minutes 49 seconds
Listed in: Education
Published: March 15, 2021, 5 p.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: March 14, 2021, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: March 11, 2021, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: March 10, 2021, 5 p.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: March 9, 2021, 5 p.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: March 8, 2021, 5 p.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: March 7, 2021, 4 p.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: March 5, 2021, 5 p.m.
Duration: 8 minutes 7 seconds
Listed in: Education
Published: March 4, 2021, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: March 3, 2021, 5 p.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: March 2, 2021, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: March 1, 2021, 5 p.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Feb. 28, 2021, 5 p.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Feb. 26, 2021, 5 p.m.
Duration: 48 seconds
Listed in: Education
Published: Feb. 25, 2021, 5 p.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Feb. 24, 2021, 4 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Feb. 23, 2021, 5 p.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Feb. 22, 2021, 5 p.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: Feb. 21, 2021, 5 p.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Feb. 18, 2021, 5 p.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: Feb. 17, 2021, 5 p.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: Feb. 16, 2021, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Feb. 15, 2021, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Feb. 14, 2021, 5 p.m.
Duration: 2 minutes 34 seconds
Listed in: Education
Published: Feb. 11, 2021, 5 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Feb. 10, 2021, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Feb. 9, 2021, 5 p.m.
Duration: 3 minutes 13 seconds
Listed in: Education
Published: Feb. 8, 2021, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Feb. 7, 2021, 5 p.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: Feb. 5, 2021, 5 p.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Feb. 4, 2021, 5 p.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: Feb. 3, 2021, 5 p.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: Feb. 2, 2021, 5 p.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Feb. 1, 2021, 4 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Jan. 31, 2021, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Jan. 28, 2021, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Jan. 27, 2021, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Jan. 26, 2021, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: Jan. 25, 2021, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Jan. 24, 2021, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Jan. 21, 2021, 5 p.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Jan. 20, 2021, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Jan. 19, 2021, 6 p.m.
Duration: 1 minute 33 seconds
Listed in: Education
Published: Jan. 19, 2021, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Jan. 18, 2021, 5 p.m.
Duration: 2 minutes 59 seconds
Listed in: Education
Published: Jan. 17, 2021, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: Jan. 14, 2021, 5 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Jan. 13, 2021, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Jan. 12, 2021, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Jan. 11, 2021, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Jan. 10, 2021, 5 p.m.
Duration: 3 minutes 15 seconds
Listed in: Education
Published: Jan. 7, 2021, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: Jan. 6, 2021, 5 p.m.
Duration: 3 minutes 47 seconds
Listed in: Education
Published: Jan. 5, 2021, 5 p.m.
Duration: 2 minutes 47 seconds
Listed in: Education
Published: Jan. 4, 2021, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Jan. 3, 2021, 5 p.m.
Duration: 3 minutes 6 seconds
Listed in: Education
Published: Dec. 28, 2020, 9 a.m.
Duration: 1 minute 9 seconds
Listed in: Education
Published: Dec. 24, 2020, 5 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Dec. 23, 2020, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Dec. 22, 2020, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Dec. 21, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Dec. 20, 2020, 5 p.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Dec. 17, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Dec. 16, 2020, 5 p.m.
Duration: 2 minutes 42 seconds
Listed in: Education
Published: Dec. 15, 2020, 5 p.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: Dec. 14, 2020, 5 p.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: Dec. 13, 2020, 5 p.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Dec. 10, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Dec. 9, 2020, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Dec. 8, 2020, 5 p.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: Dec. 7, 2020, 5 p.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Dec. 6, 2020, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Dec. 3, 2020, 5 p.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Dec. 2, 2020, 5 p.m.
Duration: 1 minute 30 seconds
Listed in: Education
Published: Dec. 1, 2020, 5 p.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: Nov. 30, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Nov. 29, 2020, 5 p.m.
Duration: 3 minutes 3 seconds
Listed in: Education
Published: Nov. 26, 2020, 5 p.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Nov. 25, 2020, 4 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Nov. 24, 2020, 5 p.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Nov. 23, 2020, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Nov. 22, 2020, 5 p.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Nov. 22, 2020, 2 a.m.
Duration: 8 minutes 22 seconds
Listed in: Education
Published: Nov. 19, 2020, 5 p.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Nov. 18, 2020, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: Nov. 17, 2020, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Nov. 16, 2020, 5 p.m.
Duration: 2 minutes 42 seconds
Listed in: Education
Published: Nov. 15, 2020, 5 p.m.
Duration: 3 minutes 25 seconds
Listed in: Education
Published: Nov. 12, 2020, 5 p.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: Nov. 11, 2020, 5 p.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: Nov. 10, 2020, 5 p.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Nov. 9, 2020, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Nov. 8, 2020, 5 p.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Nov. 5, 2020, 5 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Nov. 4, 2020, 5 p.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Nov. 3, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Nov. 2, 2020, 4 p.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Nov. 1, 2020, 5 p.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: Oct. 26, 2020, 8 a.m.
Duration: 52 seconds
Listed in: Education
Published: Oct. 23, 2020, 5 p.m.
Duration: 58 seconds
Listed in: Education
Published: Oct. 22, 2020, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: Oct. 21, 2020, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Oct. 20, 2020, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Oct. 19, 2020, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Oct. 18, 2020, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Oct. 15, 2020, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Oct. 14, 2020, 5 p.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Oct. 13, 2020, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 12, 2020, 5 p.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: Oct. 11, 2020, 5 p.m.
Duration: 3 minutes 44 seconds
Listed in: Education
Published: Oct. 8, 2020, 5 p.m.
Duration: 3 minutes
Listed in: Education
Published: Oct. 7, 2020, 5 p.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Oct. 6, 2020, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 5, 2020, 5 p.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Oct. 4, 2020, 5 p.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Oct. 1, 2020, 5 p.m.
Duration: 2 minutes 34 seconds
Listed in: Education
Published: Sept. 30, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Sept. 29, 2020, 5 p.m.
Duration: 3 minutes 26 seconds
Listed in: Education
Published: Sept. 28, 2020, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Sept. 27, 2020, 5 p.m.
Duration: 3 minutes
Listed in: Education
Published: Sept. 25, 2020, 5 p.m.
Duration: 57 seconds
Listed in: Education
Published: Sept. 24, 2020, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Sept. 23, 2020, 5 p.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Sept. 22, 2020, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 21, 2020, 5 p.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: Sept. 20, 2020, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Sept. 17, 2020, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Sept. 16, 2020, 5 p.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Sept. 15, 2020, 4 p.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: Sept. 14, 2020, 5 p.m.
Duration: 2 minutes 54 seconds
Listed in: Education
Published: Sept. 13, 2020, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Sept. 10, 2020, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Sept. 9, 2020, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Sept. 8, 2020, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Sept. 7, 2020, 5 p.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Sept. 6, 2020, 5 p.m.
Duration: 2 minutes 34 seconds
Listed in: Education
Published: Sept. 5, 2020, 5 p.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Sept. 4, 2020, 5 p.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: Sept. 3, 2020, 5 p.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: Sept. 2, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Sept. 1, 2020, 5 p.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: Aug. 31, 2020, 5 p.m.
Duration: 2 minutes 53 seconds
Listed in: Education
Published: Aug. 30, 2020, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Aug. 28, 2020, 1 p.m.
Duration: 27 seconds
Listed in: Education
Published: Aug. 27, 2020, 5 p.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: Aug. 26, 2020, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Aug. 25, 2020, 5 p.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: Aug. 24, 2020, 5 p.m.
Duration: 2 minutes 42 seconds
Listed in: Education
Published: Aug. 23, 2020, 5 p.m.
Duration: 2 minutes 49 seconds
Listed in: Education
Published: Aug. 20, 2020, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Aug. 18, 2020, 5 p.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: Aug. 6, 2020, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Aug. 4, 2020, 5 p.m.
Duration: 1 minute
Listed in: Education
Published: Aug. 3, 2020, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: July 28, 2020, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: July 23, 2020, 4 p.m.
Duration: 2 minutes 52 seconds
Listed in: Education
Published: July 22, 2020, 5 p.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: July 20, 2020, 9 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: July 16, 2020, 5 p.m.
Duration: 3 minutes 6 seconds
Listed in: Education
Published: July 15, 2020, 5 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: July 14, 2020, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: July 13, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: July 12, 2020, 5 p.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: July 9, 2020, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: July 8, 2020, 5 p.m.
Duration: 3 minutes 2 seconds
Listed in: Education
Published: July 7, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: July 6, 2020, 4 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: July 5, 2020, 5 p.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: July 4, 2020, 4 a.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: July 2, 2020, 5 p.m.
Duration: 2 minutes 47 seconds
Listed in: Education
Published: July 1, 2020, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: June 30, 2020, 4 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: June 29, 2020, 5 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: June 28, 2020, 5 p.m.
Duration: 3 minutes 29 seconds
Listed in: Education
Published: June 25, 2020, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: June 24, 2020, 5 p.m.
Duration: 3 minutes 3 seconds
Listed in: Education
Published: June 23, 2020, 5 p.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: June 22, 2020, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: June 21, 2020, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: June 18, 2020, 5 p.m.
Duration: 3 minutes 32 seconds
Listed in: Education
Published: June 17, 2020, 5 p.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: June 16, 2020, 5 p.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: June 15, 2020, 5 p.m.
Duration: 3 minutes 4 seconds
Listed in: Education
Published: June 14, 2020, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: June 11, 2020, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: June 10, 2020, 5 p.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: June 10, 2020, 12:15 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: June 8, 2020, 5 p.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: June 7, 2020, 5 p.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: June 4, 2020, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: June 3, 2020, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: June 2, 2020, 5 p.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: June 1, 2020, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: May 31, 2020, 5 p.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: May 28, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: May 27, 2020, 4 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: May 26, 2020, 5 p.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: May 25, 2020, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: May 24, 2020, 5 p.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: May 20, 2020, 5 p.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: May 19, 2020, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: May 18, 2020, 5 p.m.
Duration: 2 minutes 45 seconds
Listed in: Education
Published: May 17, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: May 15, 2020, 2 p.m.
Duration: 1 minute 11 seconds
Listed in: Education
Published: May 14, 2020, 5 p.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: May 13, 2020, 5 p.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: May 12, 2020, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: May 11, 2020, 5 p.m.
Duration: 3 minutes 2 seconds
Listed in: Education
Published: May 10, 2020, 5 p.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: May 7, 2020, 5 p.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: May 6, 2020, 5 p.m.
Duration: 3 minutes 5 seconds
Listed in: Education
Published: May 5, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: May 4, 2020, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: May 3, 2020, 5 p.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: April 30, 2020, 5 p.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: April 29, 2020, 5 p.m.
Duration: 3 minutes 23 seconds
Listed in: Education
Published: April 28, 2020, 5 p.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: April 27, 2020, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: April 26, 2020, 5 p.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: April 23, 2020, 5 p.m.
Duration: 3 minutes
Listed in: Education
Published: April 22, 2020, 4 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: April 21, 2020, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: April 20, 2020, 5 p.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: April 19, 2020, 5 p.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: April 17, 2020, 1 p.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: April 16, 2020, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: April 15, 2020, 5 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: April 14, 2020, 5 p.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: April 13, 2020, 5 p.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: April 12, 2020, 5 p.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: April 9, 2020, 5 p.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: April 8, 2020, 5 p.m.
Duration: 3 minutes 14 seconds
Listed in: Education
Published: April 7, 2020, 5 p.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: April 6, 2020, 5 p.m.
Duration: 3 minutes
Listed in: Education
Published: April 5, 2020, 5 p.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: April 2, 2020, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: April 1, 2020, 5 p.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: March 31, 2020, 5 p.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: March 30, 2020, 5:05 p.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: March 29, 2020, 5 p.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: March 26, 2020, 4 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: March 25, 2020, 5 p.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: March 23, 2020, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: March 22, 2020, 5 p.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: March 19, 2020, 5 p.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: March 19, 2020, 9 a.m.
Duration: 1 minute 24 seconds
Listed in: Education
Published: March 17, 2020, 5 p.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: March 16, 2020, 5 p.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: March 15, 2020, 5 p.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: March 13, 2020, 4:15 a.m.
Duration: 3 minutes 7 seconds
Listed in: Education
Published: March 11, 2020, 5 p.m.
Duration: 2 minutes
Listed in: Education
Published: March 10, 2020, 5 p.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: March 9, 2020, 11 p.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: March 9, 2020, 5 p.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: March 8, 2020, 5 p.m.
Duration: 2 minutes 43 seconds
Listed in: Education
Published: March 4, 2020, 5 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: March 3, 2020, 5 p.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: March 2, 2020, 5 p.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: March 1, 2020, 5 p.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: Feb. 27, 2020, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Feb. 26, 2020, 5 p.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Feb. 25, 2020, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Feb. 24, 2020, 5 p.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Feb. 23, 2020, 5 p.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: Feb. 20, 2020, 5 p.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Feb. 19, 2020, 5 p.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Feb. 18, 2020, 5 p.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Feb. 17, 2020, 5 p.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Feb. 16, 2020, 5 p.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Feb. 13, 2020, 5 p.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Feb. 12, 2020, 5 p.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Feb. 11, 2020, 5 p.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Feb. 10, 2020, 5 p.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Feb. 9, 2020, 5 p.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: Feb. 5, 2020, 5 p.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Feb. 4, 2020, 5 p.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Feb. 3, 2020, 5 p.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Feb. 2, 2020, 5 p.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: Jan. 30, 2020, 5 p.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Jan. 28, 2020, 5 p.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Jan. 27, 2020, 5 p.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Jan. 26, 2020, 5 p.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: Jan. 23, 2020, 5 p.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Jan. 23, 2020, 3 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Jan. 21, 2020, 5 p.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Jan. 20, 2020, 5 p.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Jan. 19, 2020, 5 p.m.
Duration: 3 minutes 2 seconds
Listed in: Education
Published: Jan. 15, 2020, 3 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Jan. 14, 2020, 3 a.m.
Duration: 3 minutes
Listed in: Education
Published: Jan. 14, 2020, 2 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Jan. 13, 2020, 3 a.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: Jan. 10, 2020, 3 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Jan. 8, 2020, 3 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Jan. 7, 2020, noon
Duration: 1 minute 49 seconds
Listed in: Education
Published: Jan. 6, 2020, 4 a.m.
Duration: 47 seconds
Listed in: Education
Published: Jan. 6, 2020, 3 a.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: Dec. 24, 2019, 9 a.m.
Duration: 32 seconds
Listed in: Education
Published: Dec. 20, 2019, 3 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Dec. 19, 2019, 3 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Dec. 18, 2019, 3 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Dec. 17, 2019, 4 a.m.
Duration: 50 seconds
Listed in: Education
Published: Dec. 17, 2019, 3 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Dec. 16, 2019, 3 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Dec. 13, 2019, 3 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Dec. 12, 2019, 3 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Dec. 11, 2019, 3 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Dec. 10, 2019, 3 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Dec. 9, 2019, 3 a.m.
Duration: 1 minute 33 seconds
Listed in: Education
Published: Dec. 4, 2019, 3 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Dec. 3, 2019, 3 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Dec. 2, 2019, 3 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Nov. 29, 2019, 3 a.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: Nov. 28, 2019, 3 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Nov. 27, 2019, 3 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: Nov. 26, 2019, 3 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Nov. 25, 2019, 3 a.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Nov. 22, 2019, 3 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: Nov. 21, 2019, 3 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: Nov. 20, 2019, 3 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Nov. 18, 2019, 3 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Nov. 15, 2019, 3 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Nov. 14, 2019, 3 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Nov. 13, 2019, 3 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Nov. 12, 2019, 4 a.m.
Duration: 1 minute 5 seconds
Listed in: Education
Published: Nov. 12, 2019, 3 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Nov. 11, 2019, 3 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Nov. 8, 2019, 3 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Nov. 7, 2019, 3 a.m.
Duration: 3 minutes 22 seconds
Listed in: Education
Published: Nov. 6, 2019, 3 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Nov. 5, 2019, 3 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Nov. 4, 2019, 5 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Nov. 4, 2019, 3 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Nov. 1, 2019, 3 a.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: Oct. 31, 2019, 3 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Oct. 29, 2019, 3 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Oct. 28, 2019, 3 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Oct. 25, 2019, 3 a.m.
Duration: 2 minutes 58 seconds
Listed in: Education
Published: Oct. 23, 2019, 3 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Oct. 22, 2019, 3 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 21, 2019, 3 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: Oct. 18, 2019, 3 a.m.
Duration: 2 minutes
Listed in: Education
Published: Oct. 17, 2019, 3 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Oct. 16, 2019, 3 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Oct. 15, 2019, 3 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Oct. 14, 2019, 3 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Oct. 11, 2019, 3 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Oct. 10, 2019, 3 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Oct. 9, 2019, 3 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 8, 2019, 3 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Oct. 7, 2019, 3 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Oct. 4, 2019, 3 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Oct. 3, 2019, 3 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Oct. 2, 2019, 3 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Oct. 1, 2019, 3 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Sept. 30, 2019, 3 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Sept. 27, 2019, 3 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Sept. 26, 2019, 3 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: Sept. 25, 2019, 3 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Sept. 24, 2019, 3 a.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: Sept. 23, 2019, 3 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Sept. 21, 2019, 3 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Sept. 20, 2019, 3 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Sept. 18, 2019, 6:37 a.m.
Duration: 1 minute 32 seconds
Listed in: Education
Published: Sept. 17, 2019, 4 a.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: Sept. 13, 2019, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Sept. 12, 2019, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Sept. 10, 2019, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Sept. 9, 2019, 4:30 a.m.
Duration: 38 seconds
Listed in: Education
Published: Sept. 9, 2019, 4 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Aug. 30, 2019, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Aug. 27, 2019, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Aug. 26, 2019, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Aug. 23, 2019, 4 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Aug. 22, 2019, 4 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Aug. 20, 2019, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Aug. 19, 2019, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Aug. 16, 2019, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Aug. 15, 2019, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Aug. 14, 2019, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Aug. 13, 2019, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Aug. 12, 2019, 4 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: Aug. 9, 2019, 4 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Aug. 8, 2019, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Aug. 7, 2019, 4 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Aug. 6, 2019, 4 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Aug. 2, 2019, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Aug. 1, 2019, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: July 31, 2019, 4 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: July 30, 2019, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: July 29, 2019, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: July 26, 2019, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: July 25, 2019, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: July 24, 2019, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: July 23, 2019, 4 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: July 22, 2019, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: July 19, 2019, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: July 18, 2019, 4 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: July 17, 2019, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: July 16, 2019, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: July 15, 2019, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: July 12, 2019, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: July 11, 2019, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: July 10, 2019, 4 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: July 9, 2019, 4 a.m.
Duration: 2 minutes 33 seconds
Listed in: Education
Published: July 4, 2019, 4 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: July 2, 2019, 4 a.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: July 1, 2019, 4 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: June 28, 2019, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: June 27, 2019, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: June 26, 2019, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: June 25, 2019, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: June 24, 2019, 4 a.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: June 21, 2019, 4 a.m.
Duration: 1 minute 13 seconds
Listed in: Education
Published: June 20, 2019, 4 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: June 19, 2019, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: June 18, 2019, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: June 17, 2019, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: June 14, 2019, 4 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: June 13, 2019, 4 a.m.
Duration: 1 minute 22 seconds
Listed in: Education
Published: June 12, 2019, 4:30 a.m.
Duration: 1 minute 4 seconds
Listed in: Education
Published: June 12, 2019, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: June 11, 2019, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: June 10, 2019, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: June 7, 2019, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: June 6, 2019, 4 a.m.
Duration: 1 minute 27 seconds
Listed in: Education
Published: June 5, 2019, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: June 4, 2019, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: June 3, 2019, 4 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: May 31, 2019, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: May 30, 2019, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: May 29, 2019, 4 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: May 28, 2019, 4 a.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: May 27, 2019, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: May 24, 2019, 4 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: May 23, 2019, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: May 22, 2019, 4 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: May 21, 2019, 4 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: May 20, 2019, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: May 17, 2019, 4 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: May 16, 2019, 4 a.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: May 14, 2019, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: May 13, 2019, 4 a.m.
Duration: 2 minutes 49 seconds
Listed in: Education
Published: May 10, 2019, 4:30 a.m.
Duration: 2 minutes 50 seconds
Listed in: Education
Published: May 10, 2019, 4 a.m.
Duration: 2 minutes 43 seconds
Listed in: Education
Published: May 9, 2019, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: May 8, 2019, 4 a.m.
Duration: 2 minutes 34 seconds
Listed in: Education
Published: May 7, 2019, 4 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: May 6, 2019, 4 a.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: May 3, 2019, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: May 2, 2019, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: May 1, 2019, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: April 30, 2019, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: April 29, 2019, 4 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: April 26, 2019, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: April 25, 2019, 6:28 a.m.
Duration: 1 minute 11 seconds
Listed in: Education
Published: April 25, 2019, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: April 24, 2019, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: April 23, 2019, 4 a.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: April 22, 2019, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: April 19, 2019, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: April 18, 2019, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: April 17, 2019, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: April 16, 2019, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: April 15, 2019, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: April 12, 2019, 4 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: April 11, 2019, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: April 10, 2019, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: April 9, 2019, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: April 8, 2019, 4 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: April 6, 2019, 2:02 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: April 5, 2019, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: April 4, 2019, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: April 3, 2019, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: April 2, 2019, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: April 1, 2019, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: March 29, 2019, 4 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: March 28, 2019, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: March 27, 2019, 4 a.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: March 26, 2019, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: March 25, 2019, 4 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: March 22, 2019, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: March 21, 2019, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: March 20, 2019, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: March 19, 2019, 4 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: March 18, 2019, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: March 15, 2019, 4 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: March 14, 2019, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: March 13, 2019, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: March 12, 2019, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: March 11, 2019, 4 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Feb. 26, 2019, 5:30 a.m.
Duration: 18 seconds
Listed in: Education
Published: Feb. 26, 2019, 5 a.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: Feb. 22, 2019, 5 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Feb. 21, 2019, 5 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Feb. 20, 2019, 5 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Feb. 19, 2019, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Feb. 18, 2019, 5 a.m.
Duration: 2 minutes
Listed in: Education
Published: Feb. 15, 2019, 5 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: Feb. 14, 2019, 5 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Feb. 12, 2019, 5 a.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: Feb. 11, 2019, 5 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Feb. 8, 2019, 5 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Feb. 7, 2019, 5 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Feb. 6, 2019, 5 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Feb. 5, 2019, 5 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Feb. 4, 2019, 5 a.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: Jan. 31, 2019, 5 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Jan. 30, 2019, 5 a.m.
Duration: 2 minutes 43 seconds
Listed in: Education
Published: Jan. 29, 2019, 5 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Jan. 28, 2019, 5 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Jan. 25, 2019, 5 a.m.
Duration: 3 minutes 3 seconds
Listed in: Education
Published: Jan. 24, 2019, 5 a.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: Jan. 23, 2019, 5 a.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: Jan. 22, 2019, 5 p.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: Jan. 22, 2019, 5 a.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Jan. 21, 2019, 5 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Jan. 18, 2019, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Jan. 17, 2019, 5 a.m.
Duration: 3 minutes 12 seconds
Listed in: Education
Published: Jan. 16, 2019, 5 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Jan. 15, 2019, 5 a.m.
Duration: 2 minutes 54 seconds
Listed in: Education
Published: Jan. 14, 2019, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Jan. 11, 2019, 5 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Jan. 10, 2019, 5 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Jan. 8, 2019, 5 a.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: Jan. 7, 2019, 5 p.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: Jan. 7, 2019, 5 a.m.
Duration: 3 minutes 8 seconds
Listed in: Education
Published: Jan. 4, 2019, 5 a.m.
Duration: 1 minute 5 seconds
Listed in: Education
Published: Dec. 24, 2018, 3:50 a.m.
Duration: 49 seconds
Listed in: Education
Published: Dec. 21, 2018, 5 a.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Dec. 18, 2018, 5 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Dec. 17, 2018, 5 p.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Dec. 14, 2018, 6:47 a.m.
Duration: 26 seconds
Listed in: Education
Published: Dec. 14, 2018, 5 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Dec. 13, 2018, 5 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Dec. 12, 2018, 5 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Dec. 11, 2018, 5 p.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Dec. 11, 2018, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Dec. 10, 2018, 5 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Dec. 6, 2018, 5 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Dec. 5, 2018, 5 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Dec. 3, 2018, 5 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Nov. 30, 2018, 5 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Nov. 29, 2018, 5 a.m.
Duration: 2 minutes
Listed in: Education
Published: Nov. 28, 2018, 5 p.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Nov. 28, 2018, 5 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Nov. 27, 2018, 5 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Nov. 26, 2018, 5 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Nov. 23, 2018, 5 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Nov. 21, 2018, 5 a.m.
Duration: 3 minutes
Listed in: Education
Published: Nov. 20, 2018, 5 a.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: Nov. 19, 2018, 5 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Nov. 15, 2018, 5 a.m.
Duration: 2 minutes 43 seconds
Listed in: Education
Published: Nov. 14, 2018, 5 a.m.
Duration: 2 minutes 34 seconds
Listed in: Education
Published: Nov. 13, 2018, 5 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Nov. 12, 2018, 5 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Nov. 9, 2018, 5 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Nov. 8, 2018, 5 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Nov. 7, 2018, 5 a.m.
Duration: 2 minutes 47 seconds
Listed in: Education
Published: Nov. 6, 2018, 5 a.m.
Duration: 1 minute 1 second
Listed in: Education
Published: Nov. 5, 2018, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Nov. 2, 2018, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Nov. 1, 2018, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Oct. 31, 2018, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Oct. 30, 2018, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Oct. 29, 2018, 4 p.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Oct. 26, 2018, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Oct. 25, 2018, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: Oct. 24, 2018, 4 a.m.
Duration: 3 minutes 38 seconds
Listed in: Education
Published: Oct. 23, 2018, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Oct. 22, 2018, 7:10 a.m.
Duration: 13 seconds
Listed in: Education
Published: Oct. 19, 2018, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Oct. 18, 2018, 4 a.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Oct. 17, 2018, 4 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Oct. 16, 2018, 4 a.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Oct. 15, 2018, 4 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Oct. 12, 2018, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Oct. 10, 2018, 4 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: Oct. 9, 2018, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Oct. 8, 2018, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Oct. 5, 2018, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Oct. 3, 2018, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Oct. 2, 2018, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Oct. 1, 2018, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Sept. 27, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Sept. 26, 2018, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Sept. 25, 2018, 4 a.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: Sept. 24, 2018, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Sept. 21, 2018, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Sept. 20, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 18, 2018, 4 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: Sept. 17, 2018, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Sept. 14, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 13, 2018, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Sept. 12, 2018, 4 a.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: Sept. 11, 2018, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Sept. 10, 2018, 4 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Sept. 7, 2018, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Sept. 6, 2018, 4 a.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: Sept. 5, 2018, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Sept. 4, 2018, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Sept. 3, 2018, 4 a.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Aug. 31, 2018, 4 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Aug. 30, 2018, 4 a.m.
Duration: 1 minute 32 seconds
Listed in: Education
Published: Aug. 28, 2018, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Aug. 27, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Aug. 24, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Aug. 23, 2018, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Aug. 22, 2018, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Aug. 21, 2018, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Aug. 20, 2018, 4 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Aug. 17, 2018, 4 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Aug. 15, 2018, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Aug. 14, 2018, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Aug. 13, 2018, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Aug. 9, 2018, 4 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: Aug. 8, 2018, 4 a.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: Aug. 6, 2018, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: Aug. 3, 2018, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Aug. 2, 2018, 4 a.m.
Duration: 1 minute 22 seconds
Listed in: Education
Published: Aug. 1, 2018, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: July 31, 2018, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: July 30, 2018, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: July 27, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: July 25, 2018, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: July 24, 2018, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: July 23, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: July 20, 2018, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: July 19, 2018, 4:18 a.m.
Duration: 48 seconds
Listed in: Education
Published: July 19, 2018, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: July 18, 2018, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: July 17, 2018, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: July 16, 2018, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: July 13, 2018, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: July 12, 2018, 4 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: July 11, 2018, 4 a.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: July 10, 2018, 4 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: July 9, 2018, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: July 9, 2018, 3:48 a.m.
Duration: 27 seconds
Listed in: Education
Published: July 1, 2018, 4 a.m.
Duration: 13 seconds
Listed in: Education
Published: June 29, 2018, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: June 28, 2018, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: June 27, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 26, 2018, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: June 25, 2018, 4 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: June 22, 2018, 4 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: June 21, 2018, 4 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: June 20, 2018, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: June 19, 2018, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: June 18, 2018, 4 a.m.
Duration: 2 minutes 45 seconds
Listed in: Education
Published: June 15, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: June 13, 2018, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: June 12, 2018, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: June 11, 2018, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: June 8, 2018, 11 a.m.
Duration: 41 seconds
Listed in: Education
Published: June 8, 2018, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: June 7, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 6, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: June 5, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: June 4, 2018, 4 a.m.
Duration: 3 minutes 38 seconds
Listed in: Education
Published: May 31, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: May 30, 2018, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: May 29, 2018, 4 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: May 28, 2018, 4 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: May 24, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: May 23, 2018, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: May 21, 2018, 4 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: May 18, 2018, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: May 17, 2018, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: May 16, 2018, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: May 15, 2018, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: May 14, 2018, 4 a.m.
Duration: 2 minutes 16 seconds
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Published: May 11, 2018, 4 a.m.
Duration: 2 minutes 27 seconds
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Published: May 10, 2018, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: May 9, 2018, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: May 8, 2018, 4 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: May 7, 2018, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: May 4, 2018, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: May 3, 2018, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: May 2, 2018, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: May 1, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: April 30, 2018, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: April 27, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: April 25, 2018, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: April 24, 2018, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: April 23, 2018, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: April 20, 2018, 4 a.m.
Duration: 3 minutes 38 seconds
Listed in: Education
Published: April 19, 2018, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: April 18, 2018, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: April 17, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: April 16, 2018, 4:30 a.m.
Duration: 39 seconds
Listed in: Education
Published: April 16, 2018, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: April 13, 2018, 4 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: April 12, 2018, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: April 11, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: April 10, 2018, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: April 9, 2018, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: April 6, 2018, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: April 5, 2018, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: April 3, 2018, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: April 2, 2018, 4 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Jan. 18, 2018, 5 a.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: Jan. 17, 2018, 5 a.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: Jan. 15, 2018, 5 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Jan. 11, 2018, 5 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Jan. 10, 2018, 5 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Jan. 9, 2018, 5 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Jan. 8, 2018, 5 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Dec. 24, 2017, 5 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Dec. 22, 2017, 5 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Dec. 21, 2017, 5 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Dec. 20, 2017, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Dec. 19, 2017, 5 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Dec. 18, 2017, 5 a.m.
Duration: 36 seconds
Listed in: Education
Published: Dec. 15, 2017, 5 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Dec. 14, 2017, 5 a.m.
Duration: 2 minutes 25 seconds
Listed in: Education
Published: Dec. 13, 2017, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Dec. 12, 2017, 5 a.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: Dec. 11, 2017, 5 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Dec. 8, 2017, 5 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Dec. 7, 2017, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Dec. 5, 2017, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Dec. 4, 2017, 5 a.m.
Duration: 2 minutes 53 seconds
Listed in: Education
Published: Dec. 1, 2017, 5 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: Nov. 30, 2017, 5 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: Nov. 29, 2017, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Nov. 28, 2017, 5 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: Nov. 27, 2017, 5 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Nov. 24, 2017, 5 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Nov. 23, 2017, 5 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Nov. 22, 2017, 5 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Nov. 21, 2017, 5 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Nov. 20, 2017, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Nov. 18, 2017, 5 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: Nov. 17, 2017, 5 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Nov. 16, 2017, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Nov. 15, 2017, 5 a.m.
Duration: 1 minute 26 seconds
Listed in: Education
Published: Nov. 14, 2017, 5 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Nov. 13, 2017, 5 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Nov. 9, 2017, 5 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Nov. 8, 2017, 5 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: Nov. 7, 2017, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Nov. 6, 2017, 5 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: Nov. 3, 2017, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Nov. 2, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Nov. 1, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Oct. 31, 2017, 4 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 30, 2017, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Oct. 27, 2017, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Oct. 26, 2017, 4 a.m.
Duration: 2 minutes 55 seconds
Listed in: Education
Published: Oct. 25, 2017, 4 a.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: Oct. 24, 2017, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Oct. 23, 2017, 4 a.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: Oct. 19, 2017, 8:18 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Oct. 19, 2017, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Oct. 17, 2017, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Oct. 16, 2017, 4 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Oct. 14, 2017, 6:14 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: Oct. 12, 2017, 4 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Oct. 11, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Oct. 10, 2017, 2:52 a.m.
Duration: 2 minutes 55 seconds
Listed in: Education
Published: Oct. 9, 2017, 4 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Oct. 6, 2017, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Oct. 5, 2017, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Oct. 3, 2017, 4 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Oct. 2, 2017, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Sept. 28, 2017, 4 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Sept. 27, 2017, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Sept. 26, 2017, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Sept. 25, 2017, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Sept. 22, 2017, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Sept. 20, 2017, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Sept. 19, 2017, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Sept. 18, 2017, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Sept. 15, 2017, 4 a.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: Sept. 12, 2017, 4:08 a.m.
Duration: 33 seconds
Listed in: Education
Published: Sept. 8, 2017, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Sept. 7, 2017, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Sept. 6, 2017, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Sept. 5, 2017, 4 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Sept. 4, 2017, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Sept. 1, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Aug. 30, 2017, 4 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Aug. 29, 2017, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Aug. 28, 2017, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Aug. 25, 2017, 4 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: Aug. 22, 2017, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Aug. 21, 2017, 4 a.m.
Duration: 2 minutes 38 seconds
Listed in: Education
Published: Aug. 18, 2017, 4 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: Aug. 17, 2017, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Aug. 15, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Aug. 14, 2017, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Aug. 10, 2017, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Aug. 8, 2017, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: Aug. 7, 2017, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Aug. 3, 2017, 4 a.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Aug. 2, 2017, 4 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: July 31, 2017, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: July 28, 2017, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: July 27, 2017, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: July 26, 2017, 4 a.m.
Duration: 1 minute 24 seconds
Listed in: Education
Published: July 25, 2017, 4 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: July 24, 2017, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: July 21, 2017, 4 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: July 20, 2017, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: July 18, 2017, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: July 17, 2017, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: July 14, 2017, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: July 13, 2017, 4 a.m.
Duration: 1 minute 19 seconds
Listed in: Education
Published: July 12, 2017, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: July 11, 2017, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: July 10, 2017, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: July 6, 2017, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: July 5, 2017, 4 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: July 3, 2017, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 28, 2017, 4 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: June 27, 2017, 4 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: June 26, 2017, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: June 23, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: June 22, 2017, 4 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: June 20, 2017, 4 a.m.
Duration: 3 minutes 53 seconds
Listed in: Education
Published: June 19, 2017, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: June 16, 2017, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: June 15, 2017, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 14, 2017, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: June 12, 2017, 4:30 a.m.
Duration: 28 seconds
Listed in: Education
Published: June 12, 2017, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: June 9, 2017, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: June 8, 2017, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: June 6, 2017, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: June 5, 2017, 4 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: June 2, 2017, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: June 1, 2017, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: May 31, 2017, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: May 30, 2017, 4 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: May 29, 2017, 4 a.m.
Duration: 4 minutes 3 seconds
Listed in: Education
Published: May 25, 2017, 4 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: May 23, 2017, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: May 19, 2017, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: May 17, 2017, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: May 16, 2017, 4 a.m.
Duration: 45 seconds
Listed in: Education
Published: May 15, 2017, 4 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: May 11, 2017, 4 a.m.
Duration: 2 minutes 43 seconds
Listed in: Education
Published: May 10, 2017, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: May 9, 2017, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: May 8, 2017, 4 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: May 5, 2017, 4 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: May 4, 2017, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: May 3, 2017, 4 a.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: May 2, 2017, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: May 1, 2017, 4:30 a.m.
Duration: 1 minute 1 second
Listed in: Education
Published: May 1, 2017, 4 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: April 28, 2017, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: April 27, 2017, 4 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: April 25, 2017, 4 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: April 24, 2017, 4 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: April 21, 2017, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: April 20, 2017, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: April 19, 2017, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: April 18, 2017, 4 a.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: April 17, 2017, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: April 14, 2017, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: April 13, 2017, 4 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: April 11, 2017, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: April 10, 2017, 5:58 a.m.
Duration: 1 minute 6 seconds
Listed in: Education
Published: April 10, 2017, 4 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: April 7, 2017, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: April 5, 2017, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: April 4, 2017, 4 a.m.
Duration: 1 minute 27 seconds
Listed in: Education
Published: April 3, 2017, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: March 30, 2017, 4 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: March 29, 2017, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: March 28, 2017, 4 a.m.
Duration: 1 minute 24 seconds
Listed in: Education
Published: March 24, 2017, 4 a.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: March 21, 2017, 4 a.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: March 20, 2017, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: March 17, 2017, 4 a.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: March 16, 2017, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: March 15, 2017, 4 a.m.
Duration: 1 minute 18 seconds
Listed in: Education
Published: March 13, 2017, 4 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: March 10, 2017, 5 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: March 9, 2017, 5 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: March 8, 2017, 5 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: March 7, 2017, 5 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: March 6, 2017, 5 a.m.
Duration: 1 minute 27 seconds
Listed in: Education
Published: March 3, 2017, 5 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: March 2, 2017, 5 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: March 1, 2017, 5 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Feb. 28, 2017, 5 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Feb. 27, 2017, 5 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: Feb. 24, 2017, 5 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Feb. 22, 2017, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Feb. 21, 2017, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Feb. 20, 2017, 5 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Feb. 17, 2017, 5 a.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: Feb. 16, 2017, 5 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Feb. 15, 2017, 5 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Feb. 14, 2017, 5 a.m.
Duration: 2 minutes
Listed in: Education
Published: Feb. 13, 2017, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Feb. 9, 2017, 5 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: Feb. 6, 2017, 5 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Feb. 3, 2017, 5 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: Feb. 2, 2017, 5:53 a.m.
Duration: 38 seconds
Listed in: Education
Published: Feb. 2, 2017, 5 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: Feb. 1, 2017, 5 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Jan. 31, 2017, 5 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: Jan. 30, 2017, 5 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Jan. 26, 2017, 5 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Jan. 25, 2017, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Jan. 24, 2017, 5 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: Jan. 23, 2017, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Jan. 20, 2017, 5 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Jan. 19, 2017, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Jan. 18, 2017, 5 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Jan. 17, 2017, 5 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Jan. 16, 2017, 5 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: Jan. 12, 2017, 5 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: Jan. 11, 2017, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Jan. 10, 2017, 5 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Jan. 9, 2017, 5 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Dec. 24, 2016, 5 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Dec. 23, 2016, 5 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Dec. 22, 2016, 5 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: Dec. 21, 2016, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Dec. 20, 2016, 5 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Dec. 19, 2016, 5 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Dec. 16, 2016, 5 a.m.
Duration: 1 minute 17 seconds
Listed in: Education
Published: Dec. 15, 2016, 5 a.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Dec. 14, 2016, 5 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Dec. 13, 2016, 5 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Dec. 12, 2016, 5 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Dec. 9, 2016, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Dec. 8, 2016, 5 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Dec. 7, 2016, 5 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Dec. 6, 2016, 5 a.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Dec. 5, 2016, 5 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Dec. 2, 2016, 5 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Dec. 1, 2016, 5 a.m.
Duration: 2 minutes
Listed in: Education
Published: Nov. 30, 2016, 5 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Nov. 29, 2016, 5 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Nov. 28, 2016, 5 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Nov. 25, 2016, 5 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Nov. 24, 2016, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Nov. 23, 2016, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Nov. 22, 2016, 5 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: Nov. 21, 2016, 5 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Nov. 18, 2016, 5 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Nov. 17, 2016, 5 a.m.
Duration: 2 minutes
Listed in: Education
Published: Nov. 16, 2016, 5 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: Nov. 15, 2016, 5 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Nov. 14, 2016, 5 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Nov. 11, 2016, 5 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: Nov. 10, 2016, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Nov. 9, 2016, 5 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: Nov. 8, 2016, 5 a.m.
Duration: 1 minute 27 seconds
Listed in: Education
Published: Nov. 7, 2016, 5 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Nov. 4, 2016, 4 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: Nov. 3, 2016, 4:30 a.m.
Duration: 1 minute 14 seconds
Listed in: Education
Published: Nov. 3, 2016, 4 a.m.
Duration: 1 minute 30 seconds
Listed in: Education
Published: Nov. 2, 2016, 4 a.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: Nov. 1, 2016, 4 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Oct. 31, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Oct. 28, 2016, 4 a.m.
Duration: 56 seconds
Listed in: Education
Published: Oct. 27, 2016, 4 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Oct. 26, 2016, 4 a.m.
Duration: 1 minute 13 seconds
Listed in: Education
Published: Oct. 25, 2016, 4 a.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Oct. 24, 2016, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Oct. 21, 2016, 4 a.m.
Duration: 1 minute 33 seconds
Listed in: Education
Published: Oct. 20, 2016, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Oct. 19, 2016, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Oct. 18, 2016, 4 a.m.
Duration: 1 minute 21 seconds
Listed in: Education
Published: Oct. 17, 2016, 4 a.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 14, 2016, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Oct. 13, 2016, 4 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: Oct. 12, 2016, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Oct. 11, 2016, 4 a.m.
Duration: 1 minute 32 seconds
Listed in: Education
Published: Oct. 10, 2016, 4 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Oct. 7, 2016, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Oct. 6, 2016, 4 a.m.
Duration: 1 minute 26 seconds
Listed in: Education
Published: Oct. 5, 2016, 4 a.m.
Duration: 1 minute 32 seconds
Listed in: Education
Published: Oct. 4, 2016, 4 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: Oct. 3, 2016, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Sept. 30, 2016, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 29, 2016, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Sept. 28, 2016, 4 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: Sept. 27, 2016, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: Sept. 26, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Sept. 23, 2016, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: Sept. 22, 2016, 4 a.m.
Duration: 2 minutes 20 seconds
Listed in: Education
Published: Sept. 21, 2016, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Sept. 20, 2016, 4:30 a.m.
Duration: 59 seconds
Listed in: Education
Published: Sept. 20, 2016, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Sept. 19, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: Sept. 16, 2016, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Sept. 15, 2016, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: Sept. 14, 2016, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Sept. 13, 2016, 4 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: Sept. 12, 2016, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: Sept. 9, 2016, 4 a.m.
Duration: 1 minute 22 seconds
Listed in: Education
Published: Sept. 8, 2016, 4 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: Sept. 7, 2016, 4 a.m.
Duration: 1 minute 23 seconds
Listed in: Education
Published: Sept. 6, 2016, 4 a.m.
Duration: 1 minute 22 seconds
Listed in: Education
Published: Sept. 5, 2016, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Sept. 2, 2016, 5 a.m.
Duration: 1 minute
Listed in: Education
Published: Sept. 2, 2016, 4 a.m.
Duration: 1 minute 30 seconds
Listed in: Education
Published: Sept. 1, 2016, 4 a.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: Aug. 31, 2016, 4 a.m.
Duration: 1 minute 15 seconds
Listed in: Education
Published: Aug. 30, 2016, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Aug. 29, 2016, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Aug. 26, 2016, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Aug. 25, 2016, 4 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: Aug. 24, 2016, 4 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: Aug. 23, 2016, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: Aug. 22, 2016, 4 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: Aug. 19, 2016, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Aug. 18, 2016, 4 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Aug. 17, 2016, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Aug. 16, 2016, 4 a.m.
Duration: 1 minute 12 seconds
Listed in: Education
Published: Aug. 15, 2016, 4 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: Aug. 12, 2016, 4 a.m.
Duration: 1 minute 14 seconds
Listed in: Education
Published: Aug. 11, 2016, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Aug. 10, 2016, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: Aug. 9, 2016, 4 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: Aug. 8, 2016, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: Aug. 5, 2016, 4 a.m.
Duration: 1 minute 33 seconds
Listed in: Education
Published: Aug. 4, 2016, 4 a.m.
Duration: 1 minute 13 seconds
Listed in: Education
Published: Aug. 3, 2016, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: Aug. 2, 2016, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Aug. 1, 2016, 4 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: July 29, 2016, 4 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: July 28, 2016, 4 a.m.
Duration: 1 minute 14 seconds
Listed in: Education
Published: July 27, 2016, 4 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: July 26, 2016, 4 a.m.
Duration: 1 minute 6 seconds
Listed in: Education
Published: July 25, 2016, 4 a.m.
Duration: 1 minute 19 seconds
Listed in: Education
Published: July 22, 2016, 4 a.m.
Duration: 1 minute 21 seconds
Listed in: Education
Published: July 21, 2016, 4 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: July 20, 2016, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: July 19, 2016, 4 a.m.
Duration: 2 minutes 3 seconds
Listed in: Education
Published: July 18, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: July 15, 2016, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: July 13, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: July 12, 2016, 4 a.m.
Duration: 1 minute 39 seconds
Listed in: Education
Published: July 11, 2016, 4 a.m.
Duration: 1 minute 30 seconds
Listed in: Education
Published: July 8, 2016, 4 a.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: July 7, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: July 7, 2016, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: July 6, 2016, 4 a.m.
Duration: 2 minutes 31 seconds
Listed in: Education
Published: July 5, 2016, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: July 4, 2016, 4 a.m.
Duration: 1 minute 48 seconds
Listed in: Education
Published: July 1, 2016, 4 a.m.
Duration: 1 minute 27 seconds
Listed in: Education
Published: June 30, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: June 29, 2016, 4 a.m.
Duration: 1 minute 30 seconds
Listed in: Education
Published: June 28, 2016, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: June 27, 2016, 4 a.m.
Duration: 1 minute 40 seconds
Listed in: Education
Published: June 24, 2016, 4 a.m.
Duration: 1 minute 53 seconds
Listed in: Education
Published: June 23, 2016, 4 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: June 22, 2016, 4 a.m.
Duration: 1 minute 49 seconds
Listed in: Education
Published: June 21, 2016, 4 a.m.
Duration: 1 minute 46 seconds
Listed in: Education
Published: June 20, 2016, 4 a.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: June 17, 2016, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: June 16, 2016, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: June 15, 2016, 4 a.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: June 14, 2016, 4 a.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: June 13, 2016, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: June 10, 2016, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: June 9, 2016, 9 p.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: June 8, 2016, 11:19 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: June 8, 2016, 4 a.m.
Duration: 2 minutes 15 seconds
Listed in: Education
Published: June 7, 2016, 4 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: June 6, 2016, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: June 5, 2016, 4 a.m.
Duration: 39 seconds
Listed in: Education
Published: June 3, 2016, 4 a.m.
Duration: 1 minute 29 seconds
Listed in: Education
Published: June 2, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: June 1, 2016, 4 a.m.
Duration: 1 minute 50 seconds
Listed in: Education
Published: May 31, 2016, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: May 30, 2016, 4 a.m.
Duration: 1 minute 22 seconds
Listed in: Education
Published: May 27, 2016, 4 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: May 26, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: May 25, 2016, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: May 24, 2016, 8:04 a.m.
Duration: 42 seconds
Listed in: Education
Published: May 24, 2016, 4 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: May 23, 2016, 4 a.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: May 20, 2016, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: May 19, 2016, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: May 18, 2016, 4 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: May 17, 2016, 4:30 a.m.
Duration: 44 seconds
Listed in: Education
Published: May 17, 2016, 4 a.m.
Duration: 1 minute 45 seconds
Listed in: Education
Published: May 16, 2016, 4 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: May 13, 2016, 4 a.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: May 12, 2016, 4 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: May 11, 2016, 4 a.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: May 10, 2016, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: May 9, 2016, 4 a.m.
Duration: 3 minutes
Listed in: Education
Published: May 7, 2016, 4 a.m.
Duration: 1 minute 25 seconds
Listed in: Education
Published: May 6, 2016, 4 a.m.
Duration: 3 minutes 17 seconds
Listed in: Education
Published: May 5, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: May 4, 2016, 4 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: May 3, 2016, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: May 2, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: April 29, 2016, 4 a.m.
Duration: 1 minute 16 seconds
Listed in: Education
Published: April 28, 2016, 4 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: April 27, 2016, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: April 26, 2016, 4 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: April 25, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: April 22, 2016, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: April 21, 2016, 4 a.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: April 20, 2016, 4 a.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: April 19, 2016, 4 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: April 18, 2016, 4 a.m.
Duration: 3 minutes 2 seconds
Listed in: Education
Published: April 17, 2016, 4 a.m.
Duration: 1 minute 41 seconds
Listed in: Education
Published: April 15, 2016, 4 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: April 14, 2016, 4 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: April 13, 2016, 4 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: April 12, 2016, 4 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: April 11, 2016, 4 a.m.
Duration: 2 minutes 11 seconds
Listed in: Education
Published: April 8, 2016, 4 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: April 7, 2016, 4 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: April 6, 2016, 4 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: April 5, 2016, 4 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: April 4, 2016, 4 a.m.
Duration: 2 minutes 13 seconds
Listed in: Education
Published: April 1, 2016, 4 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: March 31, 2016, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: March 30, 2016, 4 a.m.
Duration: 2 minutes 34 seconds
Listed in: Education
Published: March 29, 2016, 4 a.m.
Duration: 2 minutes 45 seconds
Listed in: Education
Published: March 28, 2016, 4 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: March 25, 2016, 4 a.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: March 24, 2016, 4 a.m.
Duration: 1 minute 31 seconds
Listed in: Education
Published: March 23, 2016, 4:30 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: March 23, 2016, 4 a.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: March 22, 2016, 4 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: March 21, 2016, 4 a.m.
Duration: 3 minutes 4 seconds
Listed in: Education
Published: March 18, 2016, 4:30 a.m.
Duration: 2 minutes 57 seconds
Listed in: Education
Published: March 18, 2016, 4 a.m.
Duration: 2 minutes 54 seconds
Listed in: Education
Published: March 17, 2016, 4 a.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: March 16, 2016, 4 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: March 15, 2016, 4 a.m.
Duration: 2 minutes 22 seconds
Listed in: Education
Published: March 14, 2016, 4 a.m.
Duration: 2 minutes
Listed in: Education
Published: March 11, 2016, 5 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: March 10, 2016, 5 a.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: March 9, 2016, 5 a.m.
Duration: 2 minutes 35 seconds
Listed in: Education
Published: March 8, 2016, 5 a.m.
Duration: 2 minutes 36 seconds
Listed in: Education
Published: March 7, 2016, 5 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: March 4, 2016, 5 a.m.
Duration: 1 minute 56 seconds
Listed in: Education
Published: March 3, 2016, 5 a.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: March 2, 2016, 5 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: March 1, 2016, 5 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Feb. 29, 2016, 5 a.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Feb. 26, 2016, 5 a.m.
Duration: 1 minute 33 seconds
Listed in: Education
Published: Feb. 25, 2016, 5 a.m.
Duration: 2 minutes 10 seconds
Listed in: Education
Published: Feb. 24, 2016, 5 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Feb. 23, 2016, 5 a.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Feb. 22, 2016, 5 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Feb. 19, 2016, 5 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Feb. 18, 2016, 5 a.m.
Duration: 2 minutes 5 seconds
Listed in: Education
Published: Feb. 17, 2016, 5 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Feb. 16, 2016, 5 a.m.
Duration: 2 minutes 27 seconds
Listed in: Education
Published: Feb. 15, 2016, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Feb. 12, 2016, 5 a.m.
Duration: 1 minute 22 seconds
Listed in: Education
Published: Feb. 11, 2016, 5 a.m.
Duration: 2 minutes
Listed in: Education
Published: Feb. 10, 2016, 5 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Feb. 9, 2016, 5 a.m.
Duration: 2 minutes 12 seconds
Listed in: Education
Published: Feb. 8, 2016, 5 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Feb. 5, 2016, 5 a.m.
Duration: 1 minute 51 seconds
Listed in: Education
Published: Feb. 4, 2016, 5 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: Feb. 3, 2016, 5 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: Feb. 2, 2016, 5 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Feb. 1, 2016, 5 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Jan. 29, 2016, 5 a.m.
Duration: 2 minutes 30 seconds
Listed in: Education
Published: Jan. 28, 2016, 5 a.m.
Duration: 2 minutes 1 second
Listed in: Education
Published: Jan. 27, 2016, 5 a.m.
Duration: 1 minute 36 seconds
Listed in: Education
Published: Jan. 26, 2016, 5 a.m.
Duration: 2 minutes 54 seconds
Listed in: Education
Published: Jan. 25, 2016, 5 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Jan. 22, 2016, 5 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Jan. 21, 2016, 5 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Jan. 20, 2016, 5 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Jan. 19, 2016, 5 a.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: Jan. 18, 2016, 5 a.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Jan. 15, 2016, 5 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Jan. 14, 2016, 5 a.m.
Duration: 1 minute 35 seconds
Listed in: Education
Published: Jan. 13, 2016, 5 a.m.
Duration: 1 minute 54 seconds
Listed in: Education
Published: Jan. 12, 2016, 5 a.m.
Duration: 2 minutes 37 seconds
Listed in: Education
Published: Jan. 11, 2016, 5 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Jan. 8, 2016, 5 a.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Jan. 7, 2016, 5 a.m.
Duration: 1 minute 20 seconds
Listed in: Education
Published: Jan. 6, 2016, 5 a.m.
Duration: 2 minutes 29 seconds
Listed in: Education
Published: Jan. 5, 2016, 5 a.m.
Duration: 2 minutes 9 seconds
Listed in: Education
Published: Jan. 4, 2016, 5 a.m.
Duration: 2 minutes 23 seconds
Listed in: Education
Published: Jan. 1, 2016, 5:30 a.m.
Duration: 45 seconds
Listed in: Education
Published: Jan. 1, 2016, 5 a.m.
Duration: 2 minutes 17 seconds
Listed in: Education
Published: Dec. 31, 2015, 5 a.m.
Duration: 1 minute 59 seconds
Listed in: Education
Published: Dec. 30, 2015, 5 a.m.
Duration: 1 minute 47 seconds
Listed in: Education
Published: Dec. 29, 2015, 5 a.m.
Duration: 2 minutes 24 seconds
Listed in: Education
Published: Dec. 28, 2015, 5 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Dec. 21, 2015, 5 a.m.
Duration: 34 seconds
Listed in: Education
Published: Dec. 18, 2015, 5 a.m.
Duration: 2 minutes 46 seconds
Listed in: Education
Published: Dec. 17, 2015, 5 a.m.
Duration: 3 minutes 8 seconds
Listed in: Education
Published: Dec. 16, 2015, 5 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Dec. 15, 2015, 5 a.m.
Duration: 2 minutes 48 seconds
Listed in: Education
Published: Dec. 14, 2015, 5 a.m.
Duration: 3 minutes 4 seconds
Listed in: Education
Published: Dec. 11, 2015, 5 a.m.
Duration: 4 minutes 34 seconds
Listed in: Education
Published: Dec. 10, 2015, 5 a.m.
Duration: 2 minutes 54 seconds
Listed in: Education
Published: Dec. 9, 2015, 5 a.m.
Duration: 3 minutes 37 seconds
Listed in: Education
Published: Dec. 8, 2015, 5 a.m.
Duration: 2 minutes 40 seconds
Listed in: Education
Published: Dec. 7, 2015, 5 a.m.
Duration: 2 minutes 50 seconds
Listed in: Education
Published: Dec. 4, 2015, 5 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: Dec. 3, 2015, 5 a.m.
Duration: 2 minutes 4 seconds
Listed in: Education
Published: Dec. 2, 2015, 5 a.m.
Duration: 2 minutes 21 seconds
Listed in: Education
Published: Dec. 1, 2015, 5 a.m.
Duration: 2 minutes 58 seconds
Listed in: Education
Published: Nov. 30, 2015, 5 a.m.
Duration: 1 minute 42 seconds
Listed in: Education
Published: Nov. 27, 2015, 5 a.m.
Duration: 2 minutes 28 seconds
Listed in: Education
Published: Nov. 26, 2015, 5 a.m.
Duration: N/A
Listed in: Education
Published: Nov. 25, 2015, 5 a.m.
Duration: 1 minute 28 seconds
Listed in: Education
Published: Nov. 24, 2015, 5 a.m.
Duration: 3 minutes 33 seconds
Listed in: Education
Published: Nov. 23, 2015, 5 a.m.
Duration: 2 minutes 54 seconds
Listed in: Education
Published: Nov. 20, 2015, 5 a.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: Nov. 19, 2015, 5 a.m.
Duration: 2 minutes 26 seconds
Listed in: Education
Published: Nov. 18, 2015, 5 a.m.
Duration: 3 minutes 43 seconds
Listed in: Education
Published: Nov. 17, 2015, 5 a.m.
Duration: 3 minutes 5 seconds
Listed in: Education
Published: Nov. 16, 2015, 5 a.m.
Duration: 2 minutes 41 seconds
Listed in: Education
Published: Nov. 13, 2015, 5 a.m.
Duration: 3 minutes 10 seconds
Listed in: Education
Published: Nov. 12, 2015, 5 a.m.
Duration: 2 minutes 19 seconds
Listed in: Education
Published: Nov. 11, 2015, 5 a.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: Nov. 10, 2015, 5 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Nov. 9, 2015, 5 a.m.
Duration: 2 minutes 44 seconds
Listed in: Education
Published: Nov. 6, 2015, 5 a.m.
Duration: 1 minute 34 seconds
Listed in: Education
Published: Nov. 5, 2015, 5 a.m.
Duration: 3 minutes 12 seconds
Listed in: Education
Published: Nov. 4, 2015, 5 a.m.
Duration: 2 minutes 2 seconds
Listed in: Education
Published: Nov. 3, 2015, 5 a.m.
Duration: 1 minute 52 seconds
Listed in: Education
Published: Nov. 2, 2015, 5 a.m.
Duration: 1 minute 55 seconds
Listed in: Education
Published: Oct. 30, 2015, 4 a.m.
Duration: 2 minutes 16 seconds
Listed in: Education
Published: Oct. 29, 2015, 4 a.m.
Duration: 1 minute 17 seconds
Listed in: Education
Published: Oct. 28, 2015, 4 a.m.
Duration: 2 minutes 39 seconds
Listed in: Education
Published: Oct. 27, 2015, 4 a.m.
Duration: 2 minutes 6 seconds
Listed in: Education
Published: Oct. 26, 2015, 4 a.m.
Duration: 1 minute 58 seconds
Listed in: Education
Published: Oct. 22, 2015, 4 p.m.
Duration: 2 minutes 7 seconds
Listed in: Education
Published: Oct. 21, 2015, 4 p.m.
Duration: 2 minutes 14 seconds
Listed in: Education
Published: Oct. 20, 2015, 4 p.m.
Duration: 1 minute 43 seconds
Listed in: Education
Published: Oct. 19, 2015, 4 p.m.
Duration: 1 minute 37 seconds
Listed in: Education
Published: Oct. 16, 2015, 4 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Oct. 14, 2015, 4:30 a.m.
Duration: 1 minute 57 seconds
Listed in: Education
Published: Oct. 13, 2015, 4 p.m.
Duration: 2 minutes 8 seconds
Listed in: Education
Published: Oct. 12, 2015, 4 p.m.
Duration: 1 minute 44 seconds
Listed in: Education
Published: Oct. 11, 2015, 4 p.m.
Duration: 1 minute 38 seconds
Listed in: Education
Published: Oct. 10, 2015, 4 p.m.
Duration: 2 minutes 51 seconds
Listed in: Education
Published: Oct. 9, 2015, 4 p.m.
Duration: 2 minutes 32 seconds
Listed in: Education
Published: Oct. 8, 2015, 4 p.m.
Duration: 3 minutes 31 seconds
Listed in: Education
Published: Oct. 7, 2015, 4 p.m.
Duration: 4 minutes 29 seconds
Listed in: Education
Published: Oct. 6, 2015, 4 p.m.
Duration: 2 minutes 18 seconds
Listed in: Education
Published: Oct. 5, 2015, 4 p.m.
Duration: 1 minute 12 seconds
Listed in: Education