Fifteen

Developed by Pedro Izecksohn.

1 2 3 4
6 9 7 F
5 A _ 8
D E B C

Fifteen

1 2 3 4 6 9 7 F 5 A _ 8 D E B C

1 2 3 4
6 9 7 F
5 A _ 8
D E B C