What happens when you combine an Arduino-based microcontroller with a palm-sized aluminum box and clicky buttons? A fidget toy that invites coder creativity.

[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 pretty nifty, and makes great use of a 3D printer’s ...

New Consumer Reports investigation reveals potential safety concerns with squishy fidget toys, including skin irritation and chemical burns.