Tap on a tile next to the missing tile to slide a tile into the gap. Keep tapping on the tiles to move them into the correct order and you win! CHARACTERISTICS - share your wins with your Facebook friends (soon) - fun animations when you win - simple gameplay Free for a limited time while we add even more levels. Get it now so you get the new levels for free. Enjoy! P.S. Our best score for Hiss is 19. :-) Let us know yours.