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A great set that allows children to work with and explore equilateral triangles, squares and pentagons. Contains 164 pieces including 40 squares, 100 equilateral triangles, 24 pentagons and an exploring booklet. Supplied in 4 colours. The original and still superior construction shape. Recognised in many countries as the world's leading resource for teaching shape and space, 2D and 3D geometry, and design and technology. The unique joints readily snap together giving a superior hinge. Square pieces measure 7.3 x 7.3cm (2.88 x 2.88 inches). Compatible with Crystal Polydron, Polydron Frameworks, Polydron Bridges and Polydron Engineer.
