"Ward's Phenomena Lab Activities"

Density Cubes, Set of 6 Metals, 0.8" (20mm) sides.

4 Holders, 12 Al Rods, 12 Brass Rods, 12 PVC Rods, 12 Polypropylene Rods

Set of 9 cubes, 25 mm side. Supplied in wooden box.

Density Cubes, Set of 4 Metals with Hooks, 1.26" (32 mm) sides.

A fascinating demonstration!

Set of 12 Polypropylene bars of different length but the same diameter.

Fourteen materials in the form of rectangular blocks.

Density Cubes, Set of 4 Metals with Hooks, 1.26" (32 mm) sides, lead free.

Wooden Geometric Shapes - 16 Various pieces, in wooded box.

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