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401
Effects of activities using Coconut Midrib manipulation on the learning of geometry concepts in grade five
Опубликовано 1980Диссертация -
402
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403
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404
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405
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406
Some correlates of basic mathematical understanding of elementary mathematics teachers in the Division of Quezon City [microform]
Опубликовано 1979Visual Material -
407
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408
Children's conservation ability as related to some variables its implications for mathematical education
Опубликовано 1979Диссертация -
409
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410


