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    Lawrence Hall of Science
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    This activity includes several games about animal sounds. Using their sense of hearing and communicating with various kinds of noisemakers, learners role-play predator and prey. They explore what...

    $1 - $5 per group Ages 6 - 14 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    This lesson (on pages 15-24 of PDF) explores how sound is caused by vibrating objects. It explains that we hear by feeling vibrations passing through the air. Learners take part in several...

    $1 - $5 per group Ages 4 - 18 10 to 30 minutes