Each geometric shape in this 10-piece set will easily fit in your hand. The fun-to-hold and explore plastic geometric shapes include a cube, sphere, cylinder, triangular prism, hexagonal prism, square pyramid, rectangular prism, cone, triangular pyramid, and hemisphere. Dimensions of all shapes based on a 1'' x 1'' x 1'' cube. Perfect for individual student use to explore shapes, faces, edges, vertices, curves and angles. Red only.