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Mini Hot Air Stirling Engine Single Cylinder Engine Motor Model STEM Educational Toy - Enginediy
$ 20.99
Mini Hot Air Stirling Engine Single Cylinder Engine Motor Model STEM Educational Toy - Enginediy quantity
$ 20.99
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TECHING 160pcs DIY Build Your Robot Kit Robotic Engine Assembly Kit Educational Toy DIY Gift
$ 199.99
TECHING 160pcs DIY Build Your Robot Kit Robotic Engine Assembly Kit Educational Toy DIY Gift quantity
$ 199.99
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Mini Singing Tesla Coil Music Kit Wireless Transmission Experiment Desktop Toy - Enginediy
$ 39.99
Mini Singing Tesla Coil Music Kit Wireless Transmission Experiment Desktop Toy - Enginediy quantity
$ 39.99
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Stirling Engine Kit Tractor Design Vacuum Engine Motor Model Science Education Toy Gift - Enginediy
$ 199.99
Stirling Engine Kit Tractor Design Vacuum Engine Motor Model Science Education Toy Gift - Enginediy quantity
$ 199.99
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Desktop Stirling Engine Kit All-metal Stirling Engine DIY Kit Set Toy - Enginediy
$ 29.99
Desktop Stirling Engine Kit All-metal Stirling Engine DIY Kit Set Toy - Enginediy quantity
$ 59.98
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Multi Stage Steam Turbine Physics Equipment Demonstration Educational Toy Enginediy
$ 34.99
Multi Stage Steam Turbine Physics Equipment Demonstration Educational Toy Enginediy quantity
$ 34.99
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DIY Acoustic Levitation Electronics Makes Learning Kits for Science and Small Experimental Standing Waves
$ 22.99
DIY Acoustic Levitation Electronics Makes Learning Kits for Science and Small Experimental Standing Waves quantity
$ 22.99
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Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy
$ 27.99
Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy quantity
$ 27.99
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Stirling Engine Kit Unassembled Engine Kit Electricity Generator with 4 LED Light - Perfect Gift Choice
$ 49.99
Stirling Engine Kit Unassembled Engine Kit Electricity Generator with 4 LED Light - Perfect Gift Choice quantity
$ 49.99
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