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Robotic Engine Assembly Kit - DIY Educational Robot Building Set for Kids
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Metal Steam Car Engine DIY Assembly Kit - 272 Piece Gift Set for Collectors
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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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Pedestrian Robot Engineering Kit - Full Metal DIY Assembly Set for Kids
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Motor for TECHING DM227 Vintage Car Model Kit - Genuine TECHING Part
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Full Metal TECHING L4 Working Engine Model - Assembled 4 Cylinder Car Engine Replica - Like New Condition - Perfect for Collectors
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3D Mechanical Bald Eagle Model Kit with Flapping Wings - STEM Educational Sculpture for All Ages
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V8 Engine Model Assembly Kit - 500+ Piece Metal DIY Mechanical Toy for Science and Engineering Enthusiasts
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Single Cylinder Car Engine Model Kit - Electric Assembly Toy for Adults
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Metal Four-Cylinder Engine Assembly Kit - DIY Electric Car Engine Model
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4 Cylinder Teching Engine Assembly Kit - Educational DIY Model for Kids and Adults
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Galileo Pendulum Clock Engine Assembly Kit - Full Metal DIY Building Set for Kids and Collectors
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Metal Rail Track Kit for DIY Steam Train Engine Assembly - 60cm Length
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Full Metal Steam Locomotive DIY Assembly Kit with Track - 387 Pieces
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Red DIY RC Metal Tractor Assembly Kit - Educational Remote Control Model with APP Control
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