A challenging twist on memory games. See the group of colors? You have 7 seconds to study them, then all but one are going to change. Your task is to touch the one that remained the same. Sound easy? We dare you to try it! You can also choose to use the supplied images. A full version that will implement nback is on the way. Think remembering this one move is hard? Try remembering the move that happened one step back! Our full version will warp your brain. Nback excercises have been scientifically proven to increase a person's IQ. Our games are child friendly, with no advertisements for them to click on and interfere with the game and muck up your device. Check out our Leap Frog game, and visit www.thatwordgame.com Thank you for looking!