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DIY Acoustic Levitation Electronics Makes Learning Kits for Science and Small Experimental Standing Waves |
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2 Cylinder Stirling Engine Electricity Generator with Bulb Stirling Engine Motor Model - Enginediy |
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Mini Stirling Engine Motor Model - High Performance Pocket-Sized Engine - Enginediy |
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Magnetic Levitation Module DIY Maglev Furnishing Articles Kit Precise 150g DC 5V Digital Movement Module |
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Solar Magnetic Levitation Model Mendocino Motor Engine Science Toy - Enginediy |
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Mini Singing Tesla Coil Music Kit Wireless Transmission Experiment Desktop Toy - Enginediy |
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