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In this group activity, learners see and hear the speed of sound. A learner designated the "gonger" hits a gong, once every second, as the rest of the group watches and listens from a distance.

Find out what it would be like to have ears shaped differently from your own! Design and make different animal ears then try them out.

We listen to stereo music systems, tv's, and radios because it simulates being where the sound originates.

Create an instrument that you don't play--you just listen to it through tubes of various lengths.

Sound can travel through a variety of media.

Put a string around your head, and play it! Learn about vibration, sounds, and pitch.

Sound changes pitch relative to how you or the source of the sound is moving. Use this simple activity developed by the Exploratorium to experience the Doppler Effect yourself!