1. Native American Drums Native Americans have used drums throughout history in entertainment and rituals, and to send warnings. Your challenge is to build a Native American drum.

2. Requirements Drums must make the loudest noise possible since Native Americans used them to send warning signals during war. Drums must be nice looking since Native Americans used them in important rituals and ceremonies. You may only use what you have or barter for.

3. Bartering Rules You may propose a trade of some of your materials for some that belong to another group. Everyone is both groups must agree to the trade by shaking hands or the trade cannot take place.

4. Testing- Decibel 10 th App

5. The Engineering Design Process Ask Imagine Plan Create Improve