Solve a 5x5 puzzle in under 15 seconds
Solve a 10x10 puzzle in under 1 minute
Solve a 10x10 puzzle without using an X
Solve all the 10x10 puzzles
Earn a medal for every 10x10 puzzle
Solve a 15x15 puzzle in under 3 minutes
Solve a 15x15 puzzle without using an X
Solve all the 15x15 puzzles
Earn a medal for every 15x15 puzzle
Solve a 20x15 puzzle in under 5 minutes
Solve a 20x15 puzzle without using an X
Solve all the 20x15 puzzles
Earn a medal for every 20x15 puzzle
Solve a 20x20 puzzle in under 10 minutes
Solve a 20x20 puzzle without using an X
Solve all the 20x20 puzzles
Earn a medal for every 20x20 puzzle
