Balancing Act: The Truth behind the Equals Sign
Autor: | Mann, Rebecca L. |
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Zdroj: | Teaching Children Mathematics, 2004 Sep 01. 11(2), 65-69. |
Databáze: | JSTOR Journals |
Externí odkaz: |
Autor: | Mann, Rebecca L. |
---|---|
Zdroj: | Teaching Children Mathematics, 2004 Sep 01. 11(2), 65-69. |
Databáze: | JSTOR Journals |
Externí odkaz: |