Here is the full list of all 10 Feel-A-Maze achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Get Triple Stars in all 40 levels.
Get Double Stars (or more) in all 40 levels.
Earn one star (or more) in all 40 levels.
Earn 100 Stars
Drag your finger 5000 in game Kilometres.
Unlock all 40 levels
Double Star (or better) at least ten levels.
Earn Triple Stars on Three Levels
Earn your first ten stars!
Earn Triple Stars on one level.