Density Cubes, Set of 7 Metals with Hooks, (20 mm) sides.

• These density cubes measure 0.75" cubed with hooks in each cube.
• Each cube is marked for identification.
• Set includes the following metals Fe, Cu, Al, Br, Sn, Zn, Pb.
• Comes with plastic case to contain all cubes for ease of storage and organization.

The set consists of seven 20 mm cubes and is perfect for investigating density.