The Platonic Solids are five solids which underpin almost all of solid geometry, and a knowledge of them is critical to understanding the Archimedean Solids This comprehensive set enables the learner to easily construct all five of this group of shapes and so understand and feel the forms. Contains 50 pieces including 6 squares, 32 equilateral triangles and 12 pentagons. 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. Product Code 10-3000 Range Original Polydron Age 4 years + Contents 32 Equilateral Triangles, 12 Pentagons and 6 Squares Weight (kg) 0.61 L x W x H (cm) 25 x 24 x 3 Barcode (EAN-13) 5060164531104 Cleaning Method Dishwasher Safe - 70 degrees Celsius / 158 degrees Fahrenheit Piece Count 50 The Platonic Solids are five solids which underpin almost all of solid geometry, and a knowledge of them is critical to understanding the Archimedean Solids This comprehensive set enables the learner to easily construct all five of this group of shapes and so understand and feel the forms. Contains 50 pieces including 6 squares, 32 equilateral triangles and 12 pentagons. 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. Product Code 10-3000 Range Original Polydron Age 4 years + Contents 32 Equilateral Triangles, 12 Pentagons and 6 Squares Weight (kg) 0.61 L x W x H (cm) 25 x 24 x 3 Barcode (EAN-13) 5060164531104 Cleaning Method Dishwasher Safe - 70 degrees Celsius / 158 degrees Fahrenheit Piece Count 50