The 3x3x1 Cube is a single layer problem solving puzzle toy. Its simplicity makes it great for beginners who want to build up skills to solve the iconic 3x3 Rubik's Cube. The Edge consists of nine Cubes arranged in a square. It features nine white and yellow stickers on the top and bottom and three green, orange, blue and red stickers on the sides. Only the corner pieces can switch places, so it has only 192 possible permutations. The Rubik`s Edge is all about smart play and can improve your muscle memory and hand-eye coordination. A puzzle toy that is not only about fun but improves your motor and problem-solving skills while allowing your imagination to take control.