This program has a list of all possible solutions to the game of 8. It can use the list to solve any game. It will always find the most efficient solution. Press play and enter a solvable game of 8 puzzle. Use 9 for the space. For example: 123456789 is the solved puzzle. Press Solve to see the computer solve the game.
I had a picture game of 8 puzzle at home that I couldn't solve so I modified @Layzej project so that you can enter your own puzzle.