Fidget spinner, I thought. Anyway, they're these. Along with making slime, they're the latest craze.
https://www.wired.com/2017/05/physic...idget-spinner/
Fidget spinner, I thought. Anyway, they're these. Along with making slime, they're the latest craze.
https://www.wired.com/2017/05/physic...idget-spinner/