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Too Easy for Kindergarten and Just Right for First Grade. (English)
Teach. Child. Math. 3, No. 8, 432-37 (1997).
Addresses difficulty levels and the importance of providing experience at all levels. Levels are count and land, at which children do not understand if the number arrived at is reasonable; number sense and relationships, where children are developing a sense of reasonableness; and parts of numbers, when children are able to work flexibly with numbers. (ERIC)
Classification: F22
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