Completed all extra puzzles
Completed levels 10 - 12 in 9x9 mode
Completed all 27 base levels
Completed levels 7 - 9 in 9x9 mode
Completed levels 4 - 6 in 9x9 mode
Completed levels 1 - 3 in 9x9 mode
Completed levels 7 - 9 in 6x6 mode
Completed 15 base levels
Completed levels 4 - 6 in 6x6 mode
Completed 10 base levels
Completed levels 1 - 3 in 6x6 mode
Completed levels 4 - 6 in 4x4 mode
Completed 5 base levels
Completed levels 1 - 3 in 4x4 mode
Completed 1 level