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The Empty Number Line in Dutch Second Grades: Realistic versus Gradual Program Design
Anton S. Klein, Meindert Beishuizen and Adri TreffersVolume:
29
Language:
english
Journal:
Journal for Research in Mathematics Education
DOI:
10.2307/749861
Date:
July, 1998
File:
PDF, 597 KB
english, 1998