three-dimensional geometric shape model cube cuboid volume calculation 7 primary school mathematics teaching aids_青华科教仪器有限公司

three-dimensional geometric shape model cube cuboid volume calculation 7 primary school mathematics teaching aids

three-dimensional geometric shape model cube cuboid volume calculation 7 primary school mathematics teaching aids

立体几何形体模型正方体长方体体积计算 7件小学数学教具

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CTN Size: 56 × 42 × 32 cm

G.W./CTN:11 kg

QTY/CTN:48 piece/carton

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【小学数学教具7件套】立体几何形体模型，包含正方体、长方体等，专为体积计算设计，助力孩子直观理解几何概念。核心卖点：环保材质，安全；精准尺寸，易于拼装。解决用户痛点：抽象几何变直观，学习更高效。品牌背书：通过国家玩具安全认证。情感共鸣：让孩子的数学学习变得简单有趣，赢在起跑线。

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