Here is the full list of all 13 Lost Grimoires: Stolen Kingdom achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Finish any Hidden Object Puzzle in less than 1 minute.
Finish any Hidden Object Puzzle with less than 4 mistaps.
Finish 4 Minigames in a row without skipping.
Find one Kestrel symbol.
Finish any Minigame in less than 1 minute.
Find 3 hidden objects within 3 seconds.
Finish 6 Hidden Object Puzzles in a row without using hints.
Finish all Hidden Object Puzzles without using hints.
Finish all Minigames without skipping.
Finish the game.
Play through the first hour of the game without skipping cutscenes.
Find half of the Kestrel symbols.
Find all Kestrel symbols.