Meffert's Gear Ball
The Gear ball is a six-sided sphere of interlocking gears that requires a solid color on each side to solve.
How to play
- 1. Hold the Gear Ball with both hands and twist in opposite directions.
- 2. As the gears move, the colors change on each facing as well as the black frame.
- 3. Solve by framing 6 sides, each with a solid color.