In order to start the game, you must first choose a picture, and then rebuild it by moving small squares with parts of it.
Once you have select_ed the difficulty, you must move each piece to the corresponding place, but you can only move the piece that has an empty space next to it. Beat your record for the fewest number of moves needed to complete it.
This type of game will help you solve puzzles in the most efficient and fastest way. Play and practice to be the best at them and challenge people to beat your record.