Here is the full list of all 29 Edna & Harvey: Harvey's New Eyes achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
I hate mini games!
I hear someone singing ...
If in doubt - give him a clout!
Droggeljug!
Multiple endings? I need to see 'em all.
Finish chapter three.
Defeat all Harveys.
Defeat the Mother Superior.
Sleep!
Did someone here order a pizza?
They don't really have quicktime events in this game, right?
Row, kid! Row for your life!
Finish chapter two.
Hoo hoo. Whit woo. Terwit terwoo.
That doesn't apply to me.
Find the right path.
Justice prevails.
I need more coffee! More!
Even the sun follows my command!
I think I've been here before ...
Finish chapter one.
Aaaargh!
X marks the spot.
Help the old man.
Lilli's arms were too short.
Floating in the summer sky.
Shibuya power!
How's that supposed to help?
I don't need no tutorial!