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V8 Engine Model Kit - Build Your Own V8 Engine - Science Experiment STEM Toy - Enginediy
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Stirling Engine Kit DIY Single Cylinder Stirling Engine - Ideal Engine Model Gift for Your Kids Enginediy
Regular price $24.99Regular priceUnit price per$24.99Sale price $24.99 -
Stirling Engine 2 Cylinder Stirling Engine Model with Electricity Generator Science Toy
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Steam Engine Model DIY Kit Children Steam Engine Experiment Model - Science Museum at Home
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Mendocino Motor Solar Magnetic Levitation Motor Engine Science Toy
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Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy
Regular price $24.99Regular priceUnit price per$24.99Sale price $24.99 -
Low Temperature Stirling Engine Kit DIY Steam Heat Engine Motor Toy - Enginediy
Regular price $34.99Regular priceUnit price per$34.99Sale price $34.99
