Search Results - Joanna Schiffman

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    Longitudinal Comparison of Montessori versus Non-Montessori Students' Place-Value and Arithmetic Knowledge by Elida V. Laski, Marina Vasilyeva, Joanna Schiffman

    Published 2016
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  2. 2
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    Arithmetic Accuracy in Children From High- and Low-Income Schools by Elida V. Laski, Joanna Schiffman, Marina Vasilyeva, Anna Ermakova

    Published 2016
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