Teaching is a popular career. While earning a bachelor's degree may be enough for a position at an elementary and some secondary schools, many institutions prefer a graduate degree. Teaching at the postsecondary level requires you to have a graduate degree. Many universities are allowing students to not only earn their degrees without having to attend a physical campus, but also save money by offering cheap online master's degrees in education. Completing one of these programs will equip you with the knowledge and skills needed to effectively educate a classroom full of students. You will learn about classroom management, curriculum design, lesson planning, student assessment, effective communication, and more.