Only Once: Emoji Reverse Memory Game

ONLY ONCE In this free “reverse memory game,” the goal is to touch each emoji tile exactly one time, keeping in your memory the ones already found. The grid enlarges every other level, from 2×2 up to 12×12. New emoji are continually added to the mix, and its a scavenger hunt to find them! Theres no time pressure, so take as long as you like. Each mistake—re-touching a tile youve already touched—carries an increasing penalty that reduces your maximum possible score. A perfect game: touch 180 tile...