Want to Know How Long a Fidget Spinner Spins? Get a Laser and Some Physics Ifeadi C. 06:15 WIRED, Zero Tech Blog Fidget spinners are everywhere. How long can you make one spin? That depends on the starting speed and the angular acceleration. The post Want to Know How Long a Fidget Spinner Spins? Get a Laser and Some Physics appeared first on WIRED. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+