Mathematician Calculates Rotational Speed of Fidget Spinner in Fidgets Per Second | Mental Floss
How long do fidget spinners last? - Quora
How to Spin a Fidget Spinner Very Fast - YouTube
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As fidget spinner craze goes global, its inventor struggles to make ends meet | Toys | The Guardian
Would a fidget spinner spin forever in space? | Mashable
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How fast does a fidget spinner spin? – Damien Kee
Longest duration spinning a fidget spinner on one hand - Guinness World Records - YouTube
How Fast Can a Fidget Spinner Spin? (Before Exploding) - YouTube
Video: Man spins fidget spinner on his finger for 24 MINUTES | Guinness World Records
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How to Spin a Fidget Spinner Very Fast - YouTube
If a fidget spinner appears to be still as recorded in a 60fps video, does it mean it's spinning at 60 rotations per second = 3600 rpm? - Quora