Overdue Overdue Overdue
1 Freeware available for Overdue, see below

Overdue is a coop game where the players must survive against many obstacles and enemies sent by the diabolical game master coming straight out of Dungeon and Dragons. Create teams of 2 to 4 students and choose your video game discipline in order to submit your homework before the deadline, and don't forget your performance will be graded!