Fifteen

Developed by Pedro Izecksohn.

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

Fifteen

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

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