Polydron®: Bulk Pack: 30 Rectangles

The durable plastic shapes snap together by means of a unique clip hinge, making it easy for students of all ages to create two and three dimensional solids (angles, perimeter and volume) Polydron® is a proven system for helping students develop their spatial sense by visualizing and representing 3-D shapes. Polydron® can construct up to five shapes: cube, dodecahedron, icosahedron, octahedron and tetrahedron. Bulk packs now include at least one Polydron Frameworks piece for ease of assembly.