Optical Illusion class games are small online applications, up to 1 MB, which include some famous drawings of impossible figures, hidden object paintings and mind messing images by different authors. Images are under square rotating puzzle system, which means that the player will need to work hard to reveal the picture and know what to search in it. These games may be used for testing and recreation. Also completing every optical illusion game the knowledge level is increased. Fun Optical Illusion Puzzles Collection.
