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Activity
TeachEngineering

Teach Engineering: Sounds All Around

For Teachers 4th - 6th
Students follow the steps of the engineering design process to create their own ear trumpet devices (used before modern-day hearing aids), including testing them with a set of reproducible sounds. They learn to recognize different...
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Website
Other

Deafness in Disguise

For Students 9th - 10th
Enlightening history of hearing aid devices from the 19th century on.