First, you should know that you can self-study for most AP Exams—you don’t have to take the course beforehand, although we recommend you do. To arrange to take an AP Exam, you’ll have to contact a local high school that administers them. Learn more at I’m homeschooled. How can I take an AP Exam?
If you do want to take an authorized AP course, look into online providers authorized by the AP Program.