Send waves down a spring to watch them travel and interact.

This simple toy sounds like a swarm of bees.

A balloon acts as a lens to focus sound.

Make a speaker that turns changing electric current into sound.

See how differently shaped ears affect your hearing.

The Doppler effect causes the “neeeeeoowwm” sound of cars.

Listen to the rhythm of falling weights.

Wrap a string around your head and pluck to play music.

Hear the magnet!

Listen to a beam of light.

Get Bach to the fundamentals.

Listen to the radio in an unconventional way.