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Solar-Powered Vehicle Windmill Motor - Educational Physics Toy with Dual Blades
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10-Stage High Voltage Marx Generator Kit for Lightning Experiments and Educational Demonstrations
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3D Printed Tourbillon Clock Movement Kit - Educational Physics Model and Assembly Toy for Science Learning
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STARK 12V Hall Sensor Brushless Motor DIY Science Toy with Transparent Design and Electromagnetic Induction Principle
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High-Efficiency Electromagnet Motor Model for Educational Experiments
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High Voltage 6-Stage Marx Generator Electric Arc Experiment Model for Educational Use
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Plasma Speaker Tesla Coil Musical Experimentation Device - Educational Desktop Toy and DIY Science Kit
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Bionic Metal Spider Robot Kit: Programmable DIY Intelligent Engineering Toy with Advanced Features
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Mini Dual-Mode 12V Air Conditioner with Intelligent Temperature Control and Digital Display
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Solar-Powered Mechanical Aircraft Model with Rotating Design - Educational Tech Toy
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Solar-Powered Educational Windmill Model for Cars - Metal Mechanical Science Toy
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High-Frequency Tesla Coil Plasma Candle - Educational Science Experiment Tool and Unique Gift
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Mini SGTC Tesla Coil: Creative Experimental Technology Toy with 10cm Arc (US Plug)
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7.83Hz Schumann Wave Sound Enhancement Generator - Sonic Science Experiment Toy
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Solar-Powered Windmill Car Model - Educational STEM Toy
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Solar-Powered Windmill Car Ornament - Educational STEM Toy
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Solar-Powered Kowtow Machine Car Ornament with Intelligent Sensor and Air Purifying Function
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Solar-Powered Kowtow Model Car Ornament with Air Purifying Function - DIY Eng Mod
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DIY 3D Printed Tourbillon Clock Model - Educational Physics Experiment Toy
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Miniature 3-Cylinder Electromagnetic Brushless Engine Model - 6-12V Metal DIY Kit
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