Engineers are consistently challenged to improve the performance of their designs. Take the simple pinwheel—how can we create a better pinwheel? Students compete to design a pinwheel that spins in the slightest breeze possible.
|Add a Tech Twist||A blow dryer is required for this activity.|
|Hints for uses in your library||Try pairing this activity with the engineering design challenge, Wind Turbine Tech Challenge|
|Related Links||Wind Turbine Tech Challenge|
|Originating Source||Discover E|
[Suggest a book]
|Windmills by Charlotte Hunter|