They explain concepts and theories. They develop instructional methods designed to make the material interesting and relevant to students of that age group. They maintain student records and review assignments and examinations to evaluate progress. On the job, you would: Evaluate and grade students' class work, laboratory work, assignments, and papers. Prepare course materials, such as syllabi, homework assignments, and handouts. Compile, administer, and grade examinations, or assign this work to others. To be successful as a physics teacher, you should be passionate about science and have a sound understanding of scientific rules and methods. Outstanding candidates have superb instructional skills, are able to keep calm, and try their best to leave no student behind.