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Mini Hot Air Stirling Engine Single Cylinder Engine Motor Model STEM Educational Toy - Enginediy |
$20.99 |
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$20.99 |
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Solar Magnetic Levitation Model Mendocino Motor Engine Science Toy - Enginediy |
$39.99 |
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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 |
$49.99 |
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$99.98 |
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Mini Singing Tesla Coil Music Kit Wireless Transmission Experiment Desktop Toy - Enginediy |
$39.99 |
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$39.99 |
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Hot Echo Type Single Cylinder Quartz Heating Tube Stirling Engine Model |
$29.99 |
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$29.99 |
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DIY Acoustic Levitation Electronics Makes Learning Kits for Science and Small Experimental Standing Waves |
$22.99 |
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$22.99 |
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Stark Vehicle-mounted Solar Aircraft Shape Motor Solar Toy |
$24.99 |
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$24.99 |
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2 Cylinder Stirling Engine Electricity Generator with Bulb Stirling Engine Motor Model - Enginediy |
$429.22 |
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$429.22 |
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Solar Magnetic Levitation Model Levitating Mendocino Motor Educational Model Vertical Stand - Enginediy |
$37.99 |
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$37.99 |
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Hand Crank Generator AC/DC Generator Physics Faraday Electromagnetic Teaching Instruments - Enginediy |
$119.99 |
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$119.99 |
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V8 Electromagnetic Engine 5V 4W 8 Coils High Speed V-Shaped Automobile Engine Model for Gift Collection |
$149.99 |
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$149.99 |
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Hall Sensor for TOYAN FS-V800G Engine Models |
$11.99 |
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$11.99 |
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enjomor diy assembly steam engine kit retro vertical with spherical boiler diy kit |
$129.99 |
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$129.99 |
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Rovan 29cc 4-Bolt Motor Engine fit HPI Baja 5b 5T King Motor Buggy LOSI FG GoPed |
$139.99 |
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$139.99 |
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