Simplify the following text for a Grade 11 native English-speaking person.
Original: After high school , Carroll attended junior college at the nearby College of Marin , where he played football for two years ( lettering in his second year ) , before transferring to the University of the Pacific , where he was a member of Sigma Alpha Epsilon fraternity .
Simplified: After high school , Carroll went to junior college ( a two-year college ) at College of Marin , where he played football for two years before changing schools to the University of the Pacific .