Sound of Gravity 3 is an interesting puzzle game on www.flash-games.net for free. The goal for you is to get the little mouse to the exit to complete the level. In this game, you can use left/right arrow keys to move the mouse and touch gravity plate to rotate the world by 90 degree. You can push single block to rotate the world by 180 degree but be careful that never yourself under the single block or it will drop to kill you. This game is very challenging. Use your brain to rescue this little mouse!