Puzzle 15 (Fifteen puzzle) is an old classical addictive puzzle game. This game is completely offline and free with no ads. How to play Game of Fifteen: Puzzle 15 is a simple game to play. Puzzle 15 can be played with bit of logic and smartness. Arrange the number blocks by sliding up, down, left and right in specific order to win the game. Every game is completely winnable. However the aim is to win in minimum time and minimum moves possible. Features of Puzzle 15 Game: Choose different bo