Wind To Hydrogen Science Kit, Turn Wind Power Into Hydrogen Energy, Build Your Own Hydrogen Fuel Cell Powered Inventions, Revolutionary New Horizon Wind Turbine, Includes HorizonS Complete Curriculum On Renewable Energy On Cd, Demonstrate The Principles
Atmospheric Mat with Hook, Measures 10.5 x 10.5 In, durable, thick rubber mat has a simple design that demonstrates a powerful concept - Atmospheric Pressure
KidWind Red Blade Set, 8-inch diameter wind turbine blades are optimized to spin at very high RPMs, fit on any DC generator or motor with a 2 mm driveshaft, Recommended for College, High School, and Middle School Science