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Smithsonian Science Act.Motor-Works from NSI
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Minimum Age: 8 years
Rating: Product not yet rated
Toys Shopper Price: $24.98
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Product Description Learn how a real engine works. Build the ultimate engine! A real working battery-powered 4-cylinder model engine with real lights and sounds. Watch the spark plugs fire and the valves open and close. See how the pistons fire with the correct timing and watch the belts and fan turn. Requires two AA batteries - sold separately.
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