Episode 1307: David Purpura

Published: March 13, 2013, 1:07 p.m.

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David Purpura from Purdue University discusses the article, "Informal numeracy skills: The structure and relations among numbering, relations, and arithmetic operations in preschool," from the American Educational Research Journal, Volume 50. (Co-author: Christopher Lonigan) link to article



See the comments for references mentioned in the interview.

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