"tube coolers"

This aluminum tuning fork has sliding weights on each tine.

Even frequencies make harmonic relationships clear and calculations easier.

Designed for Physics and Physical Science experimentation.

Both of these sets come with a roll-up style canvas storage pouch and a solid rubber activator.

These Physical Pitch Sets are highly accurate.

Long, pure sounding aluminum tuning forks.

The Air-Cooled Laboratory Rheostat is the classic lab solution for controlling voltages and currents.

Bring your physics equipment into the 21st century with the new and improved CENCO physics acoustic resonance apparatus.

Small electrolysis apparatus with beaker included.

Demonstrate the Difference Between the Specific Heat of Objects.