Thames & Kosmos 5-in-1 Solar-Powered Rovers
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Thames & Kosmos Electricity & Magnetism
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Thames & Kosmos Hydropower Experiment Kit
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Thames & Kosmos Physics Solar Workshop V2.0
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Thames & Kosmos Solar Race Car
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Thames & Kosmos Solarbots: 8-in-1 Solar Robot Kit
Thames & Kosmos Water Power: Rocket-Propelled Cars Boats and More
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Thames & Kosmos Wind Power (V 4.0)
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Thames & Kosmos WindBots: 6-in-1 Wind-Powered Machine Kit
Velleman 12-in-1 Solar Hydraulic Construction Kit
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Velleman Moon Rover on Solar Energy (KSR14)
4 & 6 Wheel Robots, Alternative Energy & BEAM, Inexpensive Robot Gifts, Robot Gift Ideas, Robot Gifts for Children, Robots, Robots & Kits