"WardsSci000480"

Even frequencies make harmonic relationships clear and calculations easier.

With the Air Track, students can investigate motion phenomena at a precise level of measurement.

Visualize acceleration and centripetal force with this unique device.

Variable Speed at Your Fingertips

Demonstrate refraction and internal reflection.

Check valves allow one way passage of water or air through tubing.

Power your creation with wind.

This excellent quality electrostatic generator consists of a charge generation system, an aluminum collector sphere, and an electric motor drive on a sturdy base.

Get ready to R-R-RUMBLE!!

A dramatic visualization of air pressure. This 1000 ml bottle has a balloon attached to its neck and an additional hole in its base fitted with a rubber stopper. You cannot inflate the balloon with the stopper in place, but remove the stopper and the balloon easily inflates. Replace the stopper, fill the bottle with water, remove stopper and Whoosh! – a geyser erupts!