How's your Color Vision?
Tap the different one as soon as possible!
-This is a app without audio.
-This is a offline-game.
-Tap the one different from others.
-Game will end in 20 seconds.
-Tapping wrong will minus 1 second.
-You will get bonus scores if you finish game in 20 seconds.
-Submit your score or not.
-Take a look at scoreboard or restart game.