Fidget Spinners: What They Are, How They Work and Why the Controversy

This season's hottest toy is marketed as an antidote for attention deficit hyperactivity disorder, anxiety and autism — but it's also being banned in classrooms across the country. "Fidget spinners" are small, ball-bearing devices that the user can rotate between his or her fingers. The momentum of the toy provides a pleasing sensory experience, according [...]