At the very beginning of the game image is mixed into small pieces.
The aim of the game is to as quickly as possible and in less number of moves to collect the whole picture. Once all the parts of the image will be in place, you can see the whole picture.
A cat will clean itself with paw and tongue after a dangerous experience or when it has fought with another cat. This is an attempt by the animal to soothe its nerves by doing something natural and instinctive.