The Blocks Task: Comparative Analyses of the Task with Other Proportion Tasks and Qualitative Reasoning Skills of Seventh-Grade Children in Solving the Task
| Autor: | Harel, Guershon, Behr, Merlyn, Post, Thomas, Lesh, Richard |
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| Zdroj: | Cognition and Instruction, 1992 Jan 01. 9(1), 45-96. |
| Databáze: | JSTOR Journals |
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