"15 Puzzle" is the game in which you arrange 8, 15 or 24 panels in order and compete the touching time with people in the world. It's the best application to enjoy with your friends and family while competing each other, but you also can try and enjoy by oneself.This game not only brings you a great pleasure but also trains your logical thinking ability and keeps your brain young.
The know-how to solve "15 Puzzle" quickly is that you never leave the last one line. You start the arrangement from the top, and then you arrange from the left when two bottom lines are remained.
Please see the linked explanation of website from the game if you want know the theory of "15 Puzzle". You can solve "15 Puzzle" quickly if you know the theory of it.