Here is the full list of all 37 Psy High achievements.
Left the model citizens
Left Kingsport as it was
Helped Ms. Clay become principal
Destroyed the Nexus
Have a horrible public breakup
Make a romantic prom-posal
Helped elect Governor Pierce
Win the Kingsport Scholar Award
Go out with a journalist
Enhanced the Vinculum
Get arrested
Win the Kingsport Athlete Award
Write a terrible limerick
Destroyed the Vinculum
Pretended to be brainwashed
Go out with three people at once
Go out with your best friend
Go out with your longtime crush
Be king or queen of the prom
Destroy the Drama Club play
Get kicked out
Get a small part in the Drama Club play
Stay until the end of the party
Get a job
Became a model citizen
Get caught cheating on an exam
Go out with a rebel
Gave powers to everyone
Saved the model citizens
Go solo to the prom
Make the Drama Club play a success
Controlled the Vinculum
Get the lead in the Drama Club play
Drew on the magic of the tidepool
Find the tidepool
Sold drugs
Find who stole the iPhone