John Adams Swamp Science

John Adams Swamp Science

by Unknown | 12:38 John Adams Swamp Science Discover the science behind bubbling geysers, plants that won't die, real life water monsters, an erupting ...

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John Adams Hot Wires Electronics Kit

John Adams Hot Wires Electronics Kit

by Unknown | 07:40 John Adams Hot Wires Electronics Kit The ultimate in snap together electronics. Build anything from a flying disc to a burglar alarm and...

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