Montessori pyramid - tetrahedron

€59.16

The Montessori pyramid offers your child a wonderful opportunity to create different colorful shapes.

Montessori triangle can optionally be bought.

board
Quantity

Material is made of beech wood.

The triangle board is approx. 210 x 240 mm in size and approx. 19 mm thick. 

Number of balls for each row:

1st row 1
2nd row 3
3rd row 6
4th row 10
5th row 15
6th row 21
7th row 28
8th row 36
9th row 45
10th row 55
sum 220