Model, Diamond Crystal, is surrounded by four atoms directed in space toward the vertices of a tetrahedron, The hardness and large density of the diamond, contains 66- 1 inch balls, Dimensions: 24 x 24 x 12 in, Weigh
Specific Heat Demonstration Set, Unique way to illustrate the different heat capacities of various metals features a slanted panel with four grooves to hold metals, Includes four metals cylinders: Aluminum, Copper, Lead and Tin; support stand, two pieces of bee wax