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Stirling Engine Kit Tractor Vacuum Engine Motor Model for Gift Collection - Enginediy |
$199.99 |
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$199.99 |
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3D Printed Tourbillon Clock Movement Assembly Model Physics Experiment Teaching Model Educational Toy |
$42.99 |
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$42.99 |
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3D Printed Aero Engine Turbofan Engine Model DIY Stem Engine Toy - Static Version |
$28.99 |
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$28.99 |
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V8 Engine Model Kit that Works - Build Your Own V8 Engine - V8 Engine for Capra VS4-10 |
$109.99 |
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$109.99 |
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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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$299.98 |
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STARK SSTC Music Tesla Coil Integrated Arc Extinguishine Tesla Teaching Model High-tech Toy |
$129.99 |
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$129.99 |
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6 Cylinder Stirling Engine Novel Gatling Blaster Design Engine Motor Model - Enginediy |
$179.99 |
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$179.99 |
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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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Teching Engine Assembly Kit Full Metal Galileo Pendulum Clock Engine Building Kit Toy Gift |
$139.99 |
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$139.99 |
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