Geser is a classic sliding tile puzzle that challenges a player to slide usually flat pieces along certain routes to establish a certain end-configuration. It is also called fifteen puzzle.Fun games to play while you are waiting bus, train, or friend, and you could exercise your brain as well :DSupported by unobtrusive ads.*Note: requested permissions are for ads only.icon design by anv36 ([email protected])Keywords: puzzle, game, sliding puzzle, sliding tile, slide puzzle, tile puzzle, fifteen puzzle.