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Four powerful solar cells are mounted on a revolving disk and mo-tor. This in turn is mounted to a p..
Product Code: 7-1849-2
This simple device is a must-have for teaching a class about friction. It provides an ideal device f..
Product Code: 7-811
This simple experiment allows students to measure how the color of an object affects its ability to ..
Product Code: 3112
Gain experience with solar radiation using this solar oven. It has reflective surfaces that concentr..
Product Code: SR-GS4702
A demonstration of one of the first19th century attempts to produce an environmentally sound, econom..
Product Code: 7-1896
This exciting kit allows students to build and test a fully-functional wind turbine. The 10 page com..
Product Code: 7-1874
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