Try to make your GPA as high as possible. People think that colleges only look at your GPA and that is not true. Alot of other factors come into play when deciding. A good SAT score, sports played,...
the university of Maryland does not have a required GPA but their Average weighted GPA for the incoming Freshman class for the 2011-2012 school year was 4.0
I don't know the average GPA to get into Indiana University. But you definitely need to get decent grades. A good GPA and a decent SAT score are a must. After you accomplish this, start thinking...