geometric body area calculation plastic nail board primary school outbound student educational toys math teaching aids learning_青华科教仪器有限公司

geometric body area calculation plastic nail board primary school outbound student educational toys math teaching aids learning

geometric body area calculation plastic nail board primary school outbound student educational toys math teaching aids learning

几何形体面积计算塑料钉板小学出站学生益智玩具数学教具学习

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CTN Size: 42 × 48 × 56 cm

G.W./CTN:11 kg

QTY/CTN:100 piece/carton

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【几何形体面积计算塑料钉板】专为小学生设计，轻松掌握几何面积计算！环保材质，安全，耐用抗摔。独特钉板设计，直观展示几何图形变换，提升学习兴趣。解决传统学习枯燥难题，让孩子爱上数学！通过国家教育用品认证，品质有保障。陪伴孩子快乐成长，让学习变得更简单！

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