Class Activity: BOUNCE!

(From Teachengineering.org) Grade Level: 10 (9-11) Group Size: 3 Time Required: 45 minutes. Expendable Cost Per Group: US$ 5 Summary: In this activity, students examine how different balls react when colliding with different surfaces. Also, they will have plenty of opportunity to learn how to calculate momentum and understand the principle of conservation of momentum. [...]

Class Activity: Design a Thermostat

(From Teachengineering.org) Grade Level: 9 (9-11) Group Size: 2 Time Required: 120 minutes Expendable Cost Per Group: US$13 (The breadboards, wires, wire strippers, resistors and multimeters can be re-used.) Summary: Students investigate circuits and their components by building a basic thermostat. They learn why key parts are necessary for the circuit to function, and alter [...]