Going back to school normally means switching up your personal routine a little -- that includes your beauty regimen.
Whether that means washing out your purple streak for a conservative dress code, or adding a little mascara and lip gloss to your barefaced summer look, there are plenty of ways you can add something interesting (and school-themed) to your look.
If anything, you'll need a way to fit in any routine around calculus, or those days you're running late.