FOCUS ISSUE: Manipulatives || Modeling Operations and...

FOCUS ISSUE: Manipulatives || Modeling Operations and Algorithms

Ian D. Beattie
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Volume:
33
Language:
english
Journal:
The Arithmetic Teacher
DOI:
10.2307/41192837
Date:
February, 1986
File:
PDF, 1.88 MB
english, 1986
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