The Physics of Fidget Spinners: Explaining the Moment of Inertia | WIRED
Fidget spinner icons set, hand spinners. Release mechanism for nervous energy or psychological stress. Flat and linear design Stock Vector | Adobe Stock
Except for bearing, what is the factor that could make a fidget spinner spin longer? - Quora
The IWC Custom Fidget Spinner | IWC Schaffhausen
Spinners! - how do fidget spinners work? - Quick Physics Video
Fidget Spinners Fact File - Fidget Spinner Facts for Kids
KS2 Making Fidget Spinners Resource Pack (teacher made)