Kindermatic Montessori Constructive Triangles With 5 Boxes 蒙特梭利 五盒構成三角形

Kindermatic Montessori Constructive Triangles With 5 Boxes 蒙特梭利 五盒構成三角形

教具構成：5盒三角形（藍色長方形盒，彩色長方形盒，大六邊形盒，小六邊形盒，三角形盒）材質：櫸木+密度板。

包裝尺寸：28*24*20cm

5 wooden boxes with lids contain triangles in different sizes, shapes and colors.

To introduce the child the concept that visual images may be combined to create different visual images. Indirectly, to prepare the child for later work in Mathematics, by demonstrating the principle that allplane geometric figures constructed with straight lines may be conceived as being composed of triangles.