[kida] has a highly innovative set of 3D-printable, musical fidget toys that play classic video game tunes. Of course there’s the classic Super Mario ditty, but there’s loads more. How they work is ...

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If you’re feeling bored or distracted, the solution could be as easy as giving your hands something to do. Enter fidget spinners, which, amazingly, even NASA astronauts have used in space. The best ...