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- Stirling Engine Kit Single Cylinder Balance Stirling Engine Model Science Experiment Set(6)
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- $39.99
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Sold out - Mini Hot Air Stirling Engine Single Cylinder Engine Motor Model STEM Educational Toy - Enginediy(4)
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- $20.99
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Sold out - Stirling Engine Generator Model DIY Assembly Kit Physical Experiment(6)
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- $34.99
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Sold out - Stirling Engine Kit Cupid's Arrow Style Stirling Engine Model Gift Collection - Enginediy(2)
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- from $31.99
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Sold out - Hot Echo Type Single Cylinder Quartz Heating Tube Stirling Engine Model(3)
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- $29.99
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Sold out - Stark Vehicle-mounted Solar Aircraft Shape Motor Solar Toy(5)
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- $24.99
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Sold out - Multi Stage Steam Turbine Physics Equipment Demonstration Educational Toy Enginediy(1)
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- $34.99
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- $34.99
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Sold out - Solar Magnetic Levitation Model Levitating Mendocino Motor Educational Model Vertical Stand - Enginediy(5)
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- $37.99
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- $37.99
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