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
XXL Inflatable Globe, Explore the continents, countries, flags, geographic landscapes and political mapping of earth, Light enough to toss in the air, this 33in diameter globe can also be hung or displayed on the enclosed inflatable transparent base, For Ages 3 plus
Xtra Strong Levitator Large, intended for science demonstrations. They are easy to use and highly durable. The levitators are provided with 6 months full no-questions-asked warranty. Able to carry only their own weight + liquid nitrogen.