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In this activity, learners explore how sound travels through solid objects better than through air. Leaners attach a metal clothes hanger to a piece of string and hold it to their ears.

In this activity, learners turn an ordinary metal coat-hanger into a (very quiet) musical instrument.

Focus sound through a balloon! In this Exploratorium activity, you'll use dry ice to create a balloon that's a sound lens.

This game depicts a woman going through her day, faced with various loud sounds.

Do you have an extra portable cassette tape player hanging around?

In this activity (last activity on the page), learners make a model of the eardrum (also called the "tympanic membrane") and see how sound travels through the air.