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LCS25 蓝色三角形

¥150 ¥129

编码: LCS25 分类:

产品描述

The box of Constructive Blue Triangles is used in the elementary Montessori classroom to explore equivalency, congruency and similarity. A box with lid contains 12 right-angled scalene triangles.

https://www.youtube.com/watch?v=V30fWSNPrPo

 

其他信息

重量 1 kg