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Learn about solar power with this optical illusion demonstration kit. Consisting of a solar cell array, miniature motor, wind propeller, optical illusion discs and instruction manual, you can conduct experiments to determine the difference between sunlight and artificial light.
-- This seemingly simple kit opens up a world of possibilities for learning and experimentation. A great introduction to solar power, this also makes a great start to any number of science fair projects.
Price: $9.95 Click here for more info.
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