Candle Holder

To understand relationship between mass and volume. Set consists of 9 blocks of size one inch. Each block is made of a different material, including Oak, Pine and three different types of Plastic, Aluminum, Copper, Steel and Brass. With instruction manual.

Set consists of 12 different half-inch diameter specimens of varying lengths and materials, supplied in an wood storage block. The set includes cylinders of Aluminum, Brass, Copper, Glass, Hard Rubber, Delrin, PVC, Acrylic, Teflon, Nylon, Poplar and Oak wood.