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