You use Z, space, backspace to undo last move, use R, enter, down to restart game, use F1 to show help (levels 1-7), use Esc to main menu, use M, S to Music, Sound, use L, Up to Select Level, use Left, Right to Prev, Next Level.
How To Play:
You use Z, space, backspace to undo last move, use R, enter, down to restart game, use F1 to show help (levels 1-7), use Esc to main menu, use M, S to Music, Sound, use L, Up to Select Level, use Left, Right to Prev, Next Level.