"Ward's Phenomena"

For density determinations, set of twelve in assorted sizes, shapes and masses.

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

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

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

Fourteen materials in the form of rectangular blocks.

Durable shatter-proof plastic.

Cubes have 2 cm(0.78") sides with a hook for density investigation and specific gravity activities. Element stamp indicates material.

A fascinating demonstration!

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

Set of 12 Delrin cylindrical bars of different length but the same diameter.