Stack all the way to the top in this slick addictive skill game.rnThere are 5 columns flashing back-and-forth, use spacebar to stop and align each row on top of each other.rnrnChal...

Stack all the way to the top in this slick addictive skill game. There are 5 columns flashing back-and-forth, use spacebar to stop and align each row on top of each other. Challeng...