Do not miss the opportunity with the help of our games to train your mind, it is very useful and one day it will surprise you. Odd One Out is one way to train. The playing field is filled at each level with symbols and among them one is hidden not like everyone else. Find him and click to catch. Next, a new level will appear and it will be more difficult. How much you can go: a dozen, a few dozen or a hundred, depends on your attentiveness and concentration. There is a time mode where you must quickly find ten icons.