Every aquare on screen is a cube on 10×10 grid mounted on axis. You can rotate and reveal the other sides of the cubes by clicking on them. Every face has a random color assigned when cubes are created, rotating four times return to the starting face. You destroy cubes by joining 4 or more of the same color horizantally or vertically.
Bomb= Creates a bomb in the middle of the screen destroying a column and a row when clicked.
Clock= Stop new pieces falling for a time
Question mark= Destroys a random color on screen