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Desktop Stirling Engine Kit All-metal Stirling Engine DIY Kit Set Toy - Enginediy |
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Hand Crank Generator AC/DC Generator Physics Faraday Electromagnetic Teaching Instruments - Enginediy |
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Low Temperature Stirling Engine Kit DIY Steam Heat Engine Motor Toy - Enginediy |
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Hot Echo Type Single Cylinder Quartz Heating Tube Stirling Engine Model |
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Stark Tesla's Egg of Columbus AC Motor Tesla Coil Motor Science Motor Model |
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Stirling Engine Kit Single Cylinder Balance Stirling Engine Model Science Experiment Set |
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$39.99 |
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Stirling Engine Kit Unassembled Engine Kit Electricity Generator with 4 LED Light - Perfect Gift Choice |
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Mini Singing Tesla Coil Music Kit Wireless Transmission Experiment Desktop Toy - Enginediy |
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Stark Vehicle-mounted Solar Aircraft Shape Motor Solar Toy |
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Stirling Engine Kit Two Cylinder Stirling Engine with Electricity Generator Model Gift Collection |
$139.99 |
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$139.99 |
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