Wind-UP STEM Toys
STEM toys models and kits using friction or dynamo power
2Products
POWERplus "Junior" Mustang Hand Generator Racing Car Set
Exciting hand generator track and car racing setGenerate your energy and race against the other playerIlluminated wheels for special effects in dark3....
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$44.10
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POWERplus "Junior" Grasshopper Hybrid Power Toy Car Kit
The PowerPlus Grasshopper is an exciting and educational hybrid power toy car . The Grasshopper uses the latest technology in eco energy power and tea...
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$25.43
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