Finish all riddle levels
Finish more than half riddle levels
Complete Bonus Content
Finish a riddle level
Collect all stamps
Collect all passports
Complete Standard Edition
Complete 20 puzzles
Complete 10 puzzles
Use Hint 30 times
Complete 20 levels
Collect more than half stamps
Collect more than half passports
Complete 10 levels
Use Hint 10 times
Complete puzzle
Complete a level
Collect a stamp
Collect a passport
Use Hint first time