Meet the Carlisle Perpetual Motion Dolphins Wheel: another physics toy that creates the illusion of perpetual motion. It works the same way as the Space Wheel. It has a battery inside that keeps the wheel going back and forth. Remove it, and the movement stops after a few seconds.
Perpetual Motion Dolphins Wheel Physics Toy 🐬 Gadgetify
This toy is powered by a 9V battery and uses magnets.
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