1.

図書
図書
1. Navigating through number and operations in grades 6-8
Sid Rachlin ... [et al.] ; Susan N. Friel, grades 6-8 editor
出版情報: Reston, VA : The National Council of Teachers of Mathematics, c2006
シリーズ名: Principles and standards for school mathematics navigations series
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2.

図書
図書
2. Making sense : the child's construction of the world
edited by Jerome Bruner and Helen Haste
出版情報: London ; New York : Methuen, 1987
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3.

図書
図書
3. How children discover new strategies
Robert S. Siegler, Eric Jenkins
出版情報: Hillsdale, N.J. : L. Erlbaum, 1989
シリーズ名: John M. MacEachran memorial lecture series
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4.

図書
図書
4. Children's strategies : contemporary views of cognitive development
edited by David F. Bjorklund
出版情報: Hillsdale, N.J. : L. Erlbaum Associates, 1990
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