Learning Resources Original Folding Geometric Shapes. Perfect for handson learning and illustrative teaching of symmetry, perimeter, surface area and volume, this set of 2in1 8cm geometric shapes shows both 2 and 3 dimensional solids. Each shape is in both foldout net form and clear plastic casing. Includes cylinder, square, pyramid, cube, rectangular prism, cone, hexagonal prism, triangular pyramid and triangular prism. Suitable for ages 7+