Teach symmetry, perimeter, area, surface area and volume with this innovative folding geometric shape set. Each shape folds flat, making it possible to illustrate a 3-dimensional shape's 2-dimensional properties. This set includes cylinder, square pyramid, cube, rectangular prism, cone, hexagonal prism, triangular pyramid and triangular prism shapes with clear plastic casings.Details:MulticolorShapes measure 3" tallIncludes 16 pieces (8 transparent and 8 folding shapes)Rounded edges and cornersFor ages 7 and up