capsaicin 发表于 2025-3-25 03:36:37

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Carcinoma 发表于 2025-3-25 07:59:07

Grade 2 Students’ Non-Symbolic Algebraic Thinking between arithmetic and algebraic thinking. Second, at a developmental level, it explores 7–8-years old students’ first encounter with some elementary algebraic concepts and inquires about the limits and possibilities of introducing algebra in primary school.

GONG 发表于 2025-3-25 14:39:06

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considerable 发表于 2025-3-25 17:33:36

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隐士 发表于 2025-3-25 23:20:48

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碎石 发表于 2025-3-26 00:12:53

the results to explore the interrelation between generalisation, and verbal and visual comprehension of context. The studies evidence the importance of understanding and communicating aspects of representational forms which allowed commonalities to be seen across or between representations. Finally

情感脆弱 发表于 2025-3-26 05:07:06

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Blasphemy 发表于 2025-3-26 10:42:11

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止痛药 发表于 2025-3-26 15:13:59

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LITHE 发表于 2025-3-26 20:31:39

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查看完整版本: Titlebook: Early Algebraization; A Global Dialogue fr Jinfa Cai,Eric Knuth Book 2011 Springer-Verlag Berlin Heidelberg 2011 curriculum.early Algebraiz