"Physics Educational Materials"

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

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

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

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

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

Fourteen materials in the form of rectangular blocks.

A working gauge is mounted in a transparent case so the actual working parts are visible.

Everything needed to explore the relationship between pressure and volume of gas at constant temperatures.

Compare the falling rate of a feather and a guinea (coin) with air resistance and in a vacuum.

Friction blocks are useful for teaching the basics of force and motion.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.