"This class-based tutorial takes you through American history through the vision of the nation's mass media. It includes videos, a gallery of photos and publications from the past, as well as readings and exercises. Features include a history of photography and a video and essay explaining plagiarism."
MIT's Media Arts and Sciences departments offers many online courses. Course format generally includes, lecture videos, interactive concept quizzes (solution key), problem sets, terms and definitions, suggested topics and links, and exams (with solution key).