One item that is really useful is a calendar. This can be very useful and will be your best friend when you attend college and, even after college. Of all the things in this essay, I think this is the most important. The reason why I consider this vital is due to the fact that if you don't stay organized, how are you supposed to keep up with the assignments deadline. As a result, if you don't know your due dates, how will you stay on top of your classes or study adequately for tests and quizzes? This shows that checking your calendar daily helps you stay alert to any tasks that are due. Plus, if you're forgetful, like me, you can also keep reminders on your phone or on a notepad or wherever you need