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Learn why the colors on a soap film develop and change.
Prepare to experiment with soap film by getting the necessary materials.
Discover waves you never node about.
Catch a wave—then measure it, reflect it, and see what happens.
Turn an old CD into a spectroscope to analyze light.
Hold a seashell to your ear to hear a steady roar.
Get Bach to the fundamentals.
The Doppler effect causes the “neeeeeoowwm” sound of cars.
Send waves down a spring to watch them travel and interact.
Why do we see colors in soap bubbles?
Create geometric art with soap films.
Explore resonance to discover how objects vibrate at certain frequencies.
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