A hypothetical learning trajectory on measurement and flexible arithmetic
A hypothetical learning trajectory on measurement and flexible arithmetic
复制标题
测量和灵活算术的假设学习轨迹
DOI:
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发表时间:
2003
期刊:
影响因子:
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通讯作者:
M. Stephan
中科院分区:
文献类型:
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作者:
Kpe Koeno Gravemeijer;J. Bowers;M. Stephan