Complete a hard puzzle: Complete a 240 pieces puzzle
Complete a hard puzzle: Complete a 400 pieces puzzle
Complete a hard puzzle: Complete a 1000 pieces puzzle
Complete the puzzle in a limited time : Complete a 15 pieces puzzle in less than 1 minute and thirty seconds
Complete the puzzle in a limited time : Complete a 60 pieces puzzle in less than 10 minutes
Complete a series of puzzles : Complete one puzzle in four different categories
Complete a series of puzzles : Complete one puzzle in all game modes (3 time trials and 2 casual modes)
Complete a series of puzzles : Complete one puzzle in all 6 sizes
1363
2919
245
1655
21554
1314
5