"Ward's Phenomena"

Airtight chamber reveals how sound disappears without air.

Two speed fan for use with physics experiments.

Useful for physics and sound demonstrations.

Sturdy stroboscope ideal for studying periodic motion.

A Classic Demonstration!

Reliable and User Friendly

With the Resonance Apparatus, students investigate the effect of frequency on wavelength.

This self-contained apparatus explores wave velocity.

Unit consists of a sturdy metal frame carrying a DC motor with an eccentric shaft for exciting the vibrations. Clamp the frame to a table, attach a string and then simply use masses and a pulley to put tension on the string.

Lower Frequency Than Traditional Forks