Pitt Arts: http://www.pittarts.pitt.edu/
Here you will find information about the Cheap Seats Program (discounted tickets to the Theatre, Sympony, Ballet, etc.) and Free Visits will tell you where your student ID will get you free admission, such as Pittsburgh's museums.
Cool Pittsburgh: http://www.coolpgh.pitt.edu/
This website has information about Pittsburgh's different neighborhoods, restaurants, shops, etc.