Challenge your analytic and critical thinking skills with the Spin Master Si6064551 Rubik's Cube 4 x 4 Master.

Key Features

• This 4 x 4 puzzle is made up of 56 small cubes on the surface, but the center pieces can move in relation to each other, making it even more difficult to solve
• The new Rubik's Master is the smoothest Cube model yet. A slightly smaller version, designed to twist and turn with ease in your hand, you ll be mastering this 4 x 4 faster than ever before