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Realistic 3D Metal Cobra Snake Mechanical Model Kit - 1000+ Pieces Creative DIY Gift
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Remote Control 3D Metal Excavator Puzzle Kit - 2544PCS Alloy Construction Model
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Double Cylinder Stirling Engine Electricity Generator Kit - Educational Model and Gift Collection
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10-Stage High Voltage Marx Generator Kit - DIY Lightning Experiment Educational Model
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Robot Assembly Kit: Educational DIY Engine with Remote Control - Ideal Gift for Young Innovators
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Magnetic Mecha 3D Metal Puzzle Kit - DIY Assembly Model for All Ages
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CISON L4-175 Engine Starter Kit with Spark Plugs and Cooling Components
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Retro Tractor Stirling Engine Kit - DIY Educational Vacuum Powered Model for Collectors
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Educational Motor Generator Demonstration Kit for AC/DC Experiments - DIY Engineering Model
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3D Metal Bengal Tiger DIY Assembly Kit - 700+ Pieces Creative Toy
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Interactive V8 Engine Assembly Kit - Create Your Own Functional V8 Engine Model
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V8 Engine Model Kit for RC Cars - Fully Functional Build Your Own V8 Engine
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Robotic Engine Assembly Kit - DIY Educational Robot Building Set for Kids
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3D Metal Santa Claus Puzzle with Color-Changing Lights - DIY Christmas Model Kit for Creative Assembly
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Retro Electric Car Engine Assembly Kit - DIY Model (249Pcs)
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SKYMECH Pulse Jet Engine Model with Atomizing Sprayer - RC Gasoline Powered (RTR Edition)
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