No missable achievements (plus 20 unknown)
Sign in with Steam or Xbox to track your progress, and:
Completed a mini-game in less than a minute.
Clicked more than three times in one second in a hidden object scene.
Completed 3 mini-games in a row without using the Skip button.
Completed a trip in the underground city.
Found 3 items in 3 seconds in a hidden object scene.
Arranged the books showing the presidents' portraits in chronological order.
Completed a mini-game in more than 5 minutes.
Completed the casino chip collection.
Completed the briefcase collection.
Completed the statue of liberty collection.
Completed the tie collection.
Completed the main and bonus chapters without skipping dialogs or movies.
Completed all collections.
Completed the symbol plates mini-game without excess clicks.
Collected all the phantom objects.
Completed the main and bonus chapters without using hints in hidden object scenes.
Completed the main and bonus chapters without skipping mini-games.
Completed the spot the difference mini-game without making a mistake.
Completed the main chapter on Hard mode.
Completed a hidden object scene without random clicks.