Buy Robot kits at http://www.sciencestoreforthestars.com/robot-building-kits.aspx – OWI 6-in-1 Educational Solar Kit, OWI-MSK610, has 6 mini solar building kits to teach the benefits of solar energy with 21 snap together parts to build six different working models including an Air Boat, Windmill, Rover, Puppy, and two different Planes. Science Store for the Stars sells all OWI Robot kits!
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