Puzzle game Heart Cubes is free on www.flash-game.net. You are supposed to clear the cubes on the screen as soon as possible. There are cubes of the same color neighboring each other. You should click one cube of group to swap them. Only when a group is larger than 2 same figures, it is available for you to swap. Use the bonus cubes in the game to help you finish your task more quickly. A total clearance get you multiplied points! Mind the timer!