Whether you teach high school physics or college level English, your own personal website can not only help your students better understand the material but make your life easier at the same time. Even if your institution provides for you to have your own website, they may not give you enough room to really do with it what you need to. Use this site for basic information and link to your personal website where you will have more freedom to give your students the information they need.
Update homework assignments. Sometimes, inclement weather or emergencies may keep you or your students out of the classroom. Rather than lose whole class periods, you can use your website to update your students on what to expect. Was an important paper due that day? Give an extension or have them email it or upload it to your site. Will the reading for that day be discussed the next time the class meets or should they go ahead and do the next reading? Also, if there is a typo or a question that you are getting about the homework assignment from many students, you can address the concern on your website.
Answer questions one time only. You may have two sections of the same class or...