Just play around with it! if all of them except one disappears just stop moving the mouse. There are some special effects though if you put the mouse right at the middle of the middle one they all disappear, move your mouse from there to make them appear again. Click the space key to restart the flow of clones Arrow keys to move the first clone Click to send a rainbow down the line; hold to send a longer 1 a/b for size stuff-try holding a down