I want to reinvent myself for college?

ok so basically im graduating in a month and right now im pretty done with high school, all myso called friends and classes and eerything. so my scheduale is gonna be pretty empty for the next month until my jb starts in the summer and i want to take this time to recreatae myself for college, only problem is i have no idea how to do that lol. people always talk about reinventing themselves for college, but how do they do that? any suggestions?