Crystal Polydron Basic Set

Contains 3 key shapes (squares, equilateral triangles and pentagons) which allow children to construct their first 2D and 3D shapes with ease
Use on a light table or against a light source.
Children will see inside solid structures and begin to understand the shape and space within.
The clear pieces are ideal for colour construct within models.
Supplied in red, yellow, blue, green and clear.
Pieces are made from super tough and durable engineering grade polycarbonate.
Sides of squares measure 7.5cm (2.95 inches).