1. What is an acoustical engineer?
What is technology?

2. What do you remember about Kwame’s problem?
What questions did he ask to help him think about how to solve his problem?
What did he imagine in his mind as a way to solve the problem?

3. What do you know about sound?
Visit sound stations and make observations

4. What causes sound?
Tuning fork demonstration
Tuning for exploration
Hold to ear
Hold close to cheek
Touch cheek

5. Observe a stretched rubber band and make observations.

6. Look at a homemade guitar
Vibrations
Ways to dampen sounds

7. Properties of materials
Possible positions of materials
Predict
Test
Discuss

8. Where is the best place to put the material to damp the sound?
Damping Material
Where is the best place to put the material to damp the sound?
Felt
Clay
Aluminum foil