Show two and three dimensions with these large (10 cm) folding shapes. Removable flexible plastic inserts unfold to show 2-dimensional nets. 3-D shapes can be filled for volume experiments. Shapes includes a cylinder, hexagonal prism, pentagonal pyramid, pentagonal prism, cone, square pyramid, cube, hexagonal pyramid, triangular pyramid, triangular prism and a rectangular prism. Includes 11 3-D shapes, 11 folding nets and activity guide.