Harvard Extension School is one of the 12 degree-granting schools at Harvard University. It is part of the Division of Continuing Education in the Faculty of Arts and Sciences, offering over 800 courses, 20-plus degree fields, and nearly 40 certificates for both undergraduates and graduate students. Courses are taught by Harvard faculty, university scholars, and experienced industry professionals. The flexible, part-time courses are held in the evenings in Harvard Yard or online, featuring video lectures or live web conferences. On average, tuition ranges from $1,700 to $2,750 for 4-credit courses, and degree-seeking students may apply for financial aid.