Yesterday we talked about high school, but here are a couple of books from Zest Books that can help us all with the moments that come after high school.
77 Things You Absolutely Have to Do Before You Finish College by Halley Bondy
Some other good tips include taking a class that has nothing to do with your major, learn a language you've never studied, try a sport you've never tried (intramurals can be a good way to do this), and join an a capella group (or at least watch the movie Pitch Perfect and do this vicariously). And as an aside, many of these will apply to those who choose an alternate, non-college plan after high school. You can even find alternate ways to do some of the education related ones - like study a language or take a class outside of your major - by using your local library resources or taking a local community class.
Undecided: Navigating Life and Learning After High School by Genevieve Morgan