"Dessus de bouchon"

Lower Frequency Than Traditional Forks

Designed for Physics and Physical Science experimentation.

Foam ball with buzzer audibly demonstrates the Doppler effect during motion.

A must for your optics lab!

The demonstrations feature the fundamentals of vacuum and air pressure as they describe how a pump works and how to find the mass and density of an air sample.

Two sets of popular tuning forks are available.

Closely wound steel helix for studying wave behavior.

Steel tuning forks for physics experiments.

Experiment With Sound Wave Interference

The Large Wave form helix easily demonstrates wave phenomena.

A Classic Demonstration!

Make the study of light and color fun and easy

This hands-on apparatus demonstrates transverse and longitudinal waves.

This large rubber hammer is ideal for activating tuning forks.

These large alloy tuning forks are designed to demonstrate resonance, beat frequency, and sympathetic vibration.

Get students into the swing of things with the Doppler effect.