POLYDRON 3-D MAGNETIC BLOCKS 20 PIECE SET
Contents 10 cubes, 6 right angled triangles, 4 sets of wheels Age 3+ · A fun way to explore construction using 3D magnetic shapes. · Yellow blocks attract blue blocks and like colours repel. Teaches the principles of magnetism. · Cube blocks measure 5cm3. · Create vehicles using the wheels included. · Illustrated poster included.