Titlebook: Construction of Arithmetical Meanings and Strategies; Leslie P. Steffe,Paul Cobb Book 1988 Springer-Verlag New York Inc. 1988 arithmetic.b

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Modifications of the Counting Scheme,in the preceding chapters is the result of our . interpretations of the language and actions of the six involved children, using the schemes we could infer. Some of their mathematics was not known to us before the teaching experiment and its specification was the primary purpose for doing the experiment.

吞沒

Dictation

來這真柔軟

頌揚國家

https://doi.org/10.1007/978-3-531-91224-0te that children do use thinking strategies to solve addition and subtraction problems in novel, creative ways. Instead of using a well-established method, they relate the problem to a known sum or difference.

審問,審訊

Book 1988lopment in general. The ‘eaching experiment· was carried out with half a dozen children entering first grade over two years in biweekly sessions. Methodologically the authors‘ research is original. It is a longitudinal but not a naturalistic study, since the experimenter-teachers directed their inte

小口啜飲

FICE

https://doi.org/10.1007/978-3-531-91197-7s in the assimilatory structures of the scheme which, in turn, make possible changes in the types of countable items. We also anticipated that some of these items might never appear in the development of particular children.

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