Here is a 3D printed object that might keep you from getting any work done. Magic Gears Grid is a triangular grid of 19 gears with a crank. When the crank is turned, the magic gears with the green side up turn clockwise while the red ones turn counter-clockwise. This video shows how Magic Gears Grid works:
More gadgets like this: here
Magic Gears Grid
OskarPuzzle has more info on this item. You can get yours here.
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.
