This is the ultimate set for teaching geometry construction and polarity. Ideal for building more complex shapes this massive 104-piece set contains 36 squares 36 triangles 12 pentagons and 20 hexagons. Larger groups of children can make several different 2D and 3D shapes at the same time. It includes 4 striking colours. The pieces are compatible with all existing Magnetic Polydron sets and are made from ABS. Building guide included. Age: 3+.