(Disclosure: This site contains product affiliate links. We may receive a commission if you make a purchase after clicking on one of these links. Read our affiliate disclosure for more info.)
You can get a free early access key for Steam for Final Exam here:
http://finalexam-thegame.com/?rub=early_access
There’s about 2000 keys remaining. Gives you access to the first chapter of the game in solo and coop.
Credit goes to reader Indra for the heads up.