Forget bottle-flipping and ditch your loom bands, there's a new craze sweeping school playgrounds. Fidget spinners were originally developed as a way for children with ADHD or autism to relieve stress ...

Isbister’s team developed a high-tech ‘smart’ fidget ball for use in the study of fidgeting in adults with ADHD. You’ll find them in nearly any department store or gas station: Fidget spinners, fidget ...