Full list of all 11 Enigmatis: The Ghosts of Maple Creek achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Unlocked all the other Achievements.
Finish the bonus chapter
Complete the game
Finish all Hidden Object Puzzles without using hints.
Finish all Mini-Games without skipping.
Finish 4 Mini-Games in a row without skipping.
Finish 15 Hidden Object Puzzles in a row without using hints.
Finish any Hidden Object Puzzle in less than 1 minute.
Find 3 hidden-objects within 3 seconds.
Finish any Hidden Object Puzzle with less than 4 mis-clicks.
Finish any Mini-Game in less than 1 minute.