Good news: it's still just as fun to shop for your middle- and high school and college school supplies! ), officially entering your final year of high school, or starting out college on a new campus, you've probably got a list from your school of all the items you'll need to succeed from September to June. First things first, you need a backpack or bag to carry your books, laptop, and all the rest of your school supplies from the first day of school ‘til the last.