The Prodigy (1999)

Nathan Jones, a 12 year old illiterate inner city kid, decides to run away from his abusive home and take up residence in a college fraternity after a school trip to campus. No matter how they try, the fraternity members can't get rid of Nathan and the only way to avoid a shut-down for harboring a runaway is to enroll Nathan into the college posing him as a child prodigy.