Play bubbleshooter for free on justgames.com, this is the must played bubble shooter version, you move the arrow with your mouse.
Click to release the bubble. Make combinations of 3 or more bubbles to make them dissapear and score points.
The more bubbles you shoot at once the more points you get. You win if all bubbles are shooted, if there are only a few lines left you can shoot away colors by making groups of the last balls.