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Science Gravity Wheel Desktop Physics Toy Perpetual Motion Machine
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Science Gravity Wheel Desktop Physics Toy Perpetual Motion Machine

Starting price (see what it sold for on eBay ↗) $5.83 as of Jul 18, 2026
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melwar4764 93 ratings · 100.00% positive
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Description

From the seller
The Science Gravity Wheel Desktop Physics Toy is a fascinating educational toy designed by the Smithsonian. This perpetual motion machine is sure to capture the interest of children aged 8-11 years and beyond. Made in China, this toy provides a fun and interactive way for kids to learn about science and gravity through hands-on experimentation. Perfect for inspiring future scientists and nature enthusiasts, this toy is a great addition to any classroom or playroom.

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