After taking a hiatus from Crash Course while advocating for maternal health and tuberculosis care, John Green has returned to host a Crash Course on religion, joking at the start of the 24-part ...

In 2011, brothers John and Hank Green created an educational YouTube channel called “Crash Course” with the goal of spreading high-quality educational videos for everyone, free of charge.

Alongside his fame as a writer, many audience members recognized Green from his videos for the YouTube channel “Crash Course,” which he started in 2011 with his brother Hank.

Created and developed in 2011 by John and Hank Green, CRASH COURSE features eight courses on world history, U.S. history, chemistry, psychology, literature and more.

In 42 episodes, John Green will begin teaching you the history of the world! This course is based on the 2012 AP World History curriculum, from growing the first crops in the First Agricultural ...

Crash Course Biology's episodes premiered on May 30, but the "Crash Course" show has been around since 2012. It joins a cast of other topics, from history to public health.

When John Green is asked if he's aware that high school students watch his Crash Course videos in lieu of reading textbooks, his response was adamant: They should read their boring textbooks.

In which John Green teaches you about World War I and how it got started. Crash Course doesn't usually talk much about dates, but the way that things unfolded in July and August of 1914 is kind of ...