WIRED ScienceWant to Know How Long a Fidget Spinner Spins? Get a Laser and Some Physics
Fidget spinners are the new Rubik’s Cube. Or maybe the new Tamagotchi. Or … I don’t know. Pick your fad. You see these toys, ostensibly designedto help kids fidgety concentrate, everywhere now. Seriously. Everywhere. Afidget spinner is basically a small bearing mounted in a piece of plastic or other material. You hold it and spin it. I guess it’s sort of amusing.
