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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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Stark Vehicle-mounted Solar Aircraft Shape Motor Solar Toy |
$24.99 |
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$24.99 |
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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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Solar Magnetic Levitation Model Levitating Mendocino Motor Educational Model Vertical Stand - Enginediy |
$37.99 |
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$37.99 |
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Toggle Switch for Toyan Engine Base |
$6.99 |
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$6.99 |
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ENJOMOR Vintage 4-Blade Heat Powered Thermal Stove Fan Stirling Engine Physics Science Experiment Toy |
$149.99 |
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$149.99 |
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