Work from home teachers instruct students on a variety of subjects. Specific job duties vary, depending on the type of school or organization they work for, which grade they teach, and their specialty. But the responsibilities for work from home teachers are similar to classroom teachers; they need to develop lesson plans in a way that is engaging to students, assign and correct homework, and administer exams. Most work from home teachers focus on a particular course or subject at a time since the instruction is done through website portals or live streaming, though they are able to teach different subjects at different times. For example, a work from home math teacher may teach a virtual course on algebra in the morning but teach geometry in an afternoon session.