This is a set of 19 smooth hardwood geometric solids, used to teach shapes recognition and to increase geometric understanding. Each set is supplied in a storage jar. The set includes a selection of the following geometric shapes: tetrahedron, cube, cylinder, square pyramid, cone, square prism or rectangular prism, square, circle, hemisphere, ovoid, wedge or trapezoidal prism, oblique square pyramid, oblique cone and tustrum of a cone. Pieces range in size from 5 to 7.6cm.