If you thought rubik's cubes were easy, try this puzzle ball on for size. By twisting this colourful ball, using both hands, the sides shift and form different patterns. The goal is to have each side in a solid colour sound easy? Think again... This is a tough cookie to solve and the gear ball will get your cogs turning as they try to fathom out how to complete the ingenious puzzle. Infuriating? Perhaps addictive? Definitely satisfying? Eventually! Features made from plastic with 6 sides to arrange into complete colours.