American Educational Products Hubbard Kubic Bubbles, Secondary Level -

American Educational Products Hubbard Kubic Bubbles, Secondary Level Features This kit allows you to visually "prove" geometry problems and demonstrate light refraction You can build cubes, octahedrons, tetrahedrons and prisms Then dip them in soap-glycerin to produce fascinating shapes with the smallest possible surface areas This kit is an expanded version of the basic Kubic Bubbles It includes all the same materials and instruction sheet as the basic kit Warning:CHOKING HAZARD -- Small Parts. Not For Children Under 3 Years