The authors report the results of some half dozen years of research into when and how children acquire numerical skills. They provide a new set of answers to these questions, and overturn much of the traditional wisdom on the subject.
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Language English ● Format PDF ● ISBN 9780674037533 ● Publisher Harvard University Press ● Published 2009 ● Downloadable 6 times ● Currency EUR ● ID 2339239 ● Copy protection Adobe DRM
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