Struggling to solve the 2×2 or 3×3 Rubik’s Cubes The Rubik’s Edge is a simple one-layer cube designed to train you up so that you can take on the more complex Cubes with ease! With only 192 permutations, this puzzle game is one of the easiest cubes to solve within the Rubik’s range!Rubik’s Edge is the fun strategy game for 1 player, ages 6 and up.