Flip the Cubes! Solve the Puzzle! Flip & rearrange all 9 Color Cubes on the 3 x 3 tray until each color appears once in every row and column. It will take more than a coupe flips of a cube to master this brilliant Sudoku puzzle. Once you've conquered the traditional Sudoku pattern, give your brain a real workout with our fun Bonus Challenges! Color Cube Sudoku Logic Game includes 9 well-made color cubes, a game tray, instructions and bonus challenges. For ages 8 and up.