You can't hide the batteries when it's transparent!

The first 100 people to use code SCIENCE at the link below will get 60% off of Incogni: https://incogni.com/science

Perpetual motion is impossible but this device simulates what it might look like and it uses some really clever engineering.

Buy a perpetual motion simulator from William's website or his Amazon store: https://lovelywings.store
https://www.amazon.com/dp/B0CJ5RVB7J

Check out my spinning ballerina video here:    • What's In the Box Making it Spin? The...  

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https://stevemould.com/books

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  / stevemould  

just like these amazing people:

Alex Hackman
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