The Metal Triangles material allows the child to make an analytical study of triangles. The set consists of 4 metal frames with bottoms. The insets are equilateral triangles divided into 1, 1/2, 1/3 and 1/4.
Yunhe Montessori Hellotoy Co., Ltd. specializes in the manufacturing of Montessori, Frobel, Wooden Puzzles, Preschool Educational Toys and Kindergarten Furnitures.