Brain Gears 3D Printed Toy Model

The toy they will ask about long after the party.

2.3k downloads in the maker community

$7.99

Color: Gray

Printed in the USA when you order.

1.You order it
2.We print it fresh
3.It ships to you

Interlocking gears spin together so you can watch moving parts work in real time
Shows what 3D printers can do with two colors, so you understand the technology better
Fun desk toy that keeps your hands busy while you think through problems

Get a working gear toy you printed yourself. Brain Gears is a two color 3D model that spins and locks together, so you see what modern 3D printing can create. This is the kind of project that proves a printer's real power.

The interlocking gears move smoothly when you turn them, giving you a tactile toy that's also a conversation starter. You can hold it, rotate the pieces, and watch how each gear drives the next. It's both a puzzle and a demonstration model from the US.

Perfect for makers who want to test their printer's capabilities or just need a cool desk toy with moving parts. Print it, watch it work, and learn what your printer can do.