Smile Cube is a block breaking arcade game where your goal is to match and destroy blocks until all are removed. Unmatched blocks will be added on to the next level. Tap to erase blocks lined up by two or more. If you can erase all of them, you get a bonus score! If a block is left behind, it becomes a stone. The game ends after 5 stages. Enjoy playing this game here at Y8.com!