Want to learn about a website that offers free access to 8.5 million e-books, 2.2 million video clips, 2.7 audio recordings, and the 445 billion archived web pages? Watch this episode of Sophia’s Schoolhouse for an introduction to the Internet Archive.

Want to learn more about where to find primary sources online? Enroll in our free, self-paced online course Introduction to Primary Sources in the Classroom.