Crash Course
The Skeletal System: Crash Course A&P
Today Hank explains the skeletal system and why astronauts Scott Kelly and Mikhail Kornienko are out in space studying it. He talks about the anatomy of the skeletal system, including the flat, short, and irregular bones, and their...
Crash Course
The Death and Resurrection of Theater as...Liturgical Drama: Crash Course Theater #8
As the Roman Empire fell, so did the theater. If there's anyone who hates theater and actors more than Romans, it's early Christians. As Christianity ascended in the west, theater declined. But, fear not. This isn't the end of the...
Crash Course
Why So Angry, German Theater? Crash Course Theater #27
Theater had a slow start in Germany, mainly because Germany wasn't really a thing until *relatively* recent times. After Germany finally became a unified state, it had a couple of really important theatrical movements. Today we'll talk...
Crash Course
The History of Life on Earth - Crash Course Ecology
With a solid understanding of biology on the small scale under our belts, it's time for the long view - for the next twelve weeks, we'll be learning how the living things that we've studied interact with and influence each other and...
Crash Course
Focus & Concentration: Crash Course Study Skills
Have you ever noticed how easy it is to get distracted while studying - even when you know you really don't have time for Facebook, Snapchat, Cookie Clicker, or whatever else is calling you? This week we're going to help you get a better...
Crash Course
Educational Games: Crash Course Games
Chess, Number Munchers, The Oregon Trail! Today, we're going to talk about gaming's role in education. Now technically all games have an educational component, because games are defined by their rules and players have to learn those...
Crash Course
Test Anxiety: Crash Course Study Skills
Exams can be terrifying. It's easy to feel like the weight of the world rests in these moments - like this one test determines your grades and, in turn, your whole future - even if you know, rationally, that this isn't really the case....
Crash Course
Medieval Europe: Crash Course European History
Our European history is going to start around 1500 with the Renaissance, but believe it or not, that is not the actual beginning of history in the continent. So, today, we're going to teach you the broad outlines of the so-called Middle...
Crash Course
Introduction to Media Literacy: Crash Course Media Literacy
First thing’s first: what is media literacy? In our first episode, Jay breaks this question down and explains how we’re going to use it to explore our media saturated world.
Crash Course
The Filmmaker's Army: Crash Course Film Production
Who does what on a film set? And how many of them are there? What is HMU? What is a Scripty? In this episode of Crash Course Film Production, Lily gives us A BIG OVERVIEW on the Production Team. Who they are, who they report to, and why...
Crash Course
USA vs USSR Fight! The Cold War Crash Course World History
In which John Green teaches you about the Cold War, which was occasionally hot, but on average, it was just cool. In the sense of its temperature. It was by no means cool, man. After World War II, there were basically two big...
Crash Course
Ancient Egypt Crash Course World History
In which John covers the long, long history of ancient Egypt, including the Old, Middle and New Kingdoms, and even a couple of intermediate periods. Learn about mummies, pharaohs, pyramids and the Nile with John Green.
Crash Course
Future Literacies: Crash Course Media Literacy
We’ve seen and discussed the ways in which the rapid pace of technological change has affected the media literacy landscape, and it’s clear that change isn’t slowing down. How will those changes affect the future of media literacy? How...
Crash Course
Ancient Games: Crash Course Games
From the ancient Egyptian game of Senet to the Aztec's Patolli, games have been played since the beginning of civilization. Today, your host Andre Meadows is going to take a look at a few of these games, including some that are actually...
Crash Course
Reader, it's Jane Eyre - Crash Course Literature 207
In which John Green teaches you about Charlotte Bronte's classic coming of age novel, Jane Eyre. Look, we don't like to make judgement values here, but Jane Eyre is awesome. By which we mean the book is great, and the character is...
Crash Course
What's all the Yellen About? Monetary Policy and the Federal Reserve: Crash Course Economics
This week on Crash Course Economics, we're talking about monetary policy. The reality of the world is that the United States (and most of the world's economies) are, to varying degrees, Keynesian. When things go wrong, economically, the...
Crash Course
Polymers - Crash Course Chemistry
Did you know that Polymers save the lives of Elephants? Well, now you do! The world of Polymers is so amazingly integrated into our daily lives that we sometimes forget how amazing they are. Here, Hank talks about how they were developed...
Curated Video
Wait For It...The Mongols!: Crash Course World History
In which John Green teaches you, at long last, about the most exceptional bunch of empire-building nomads in the history of the world, the Mongols! How did the Mongols go from being a relatively small band of herders who occasionally...
Crash Course Kids
The End Is Only The Beginning
It's the end of this first year of Crash Course Kids and we've learned so many things. In this episode, Sabrina takes us on a tour of some of the ideas we've talked about and how they fit into our lives. Also, what all of these ideas...
Crash Course
Race, Class, and Gender in To Kill a Mockingbird: Crash Course Literature 211
In which John Green teaches you MORE about To Kill a Mockingbird. In this installment, John teaches you about race, class, and gender in the American south, as seen through the eyes of Scout and Harper Lee. John will talk about how Scout...
Crash Course
Langston Hughes & the Harlem Renaissance: Crash Course Literature 215
In which John Green teaches you about the poetry of Langston Hughes. Langston Hughes was a poet and playwright in the first half of the 20th century, and he was involved in the Harlem Renaissance, which was a cultural movement among...
Crash Course
Crash Course Outbreak Science Preview
Welcome to Crash Course Outbreak Science! What do pathogens actually do to us that makes us sick? Why do societies respond to outbreaks of infectious diseases the way they do? How can we stop the next outbreak? These are the kinds of...
Crash Course
Battles of the Civil War Crash Course US History
Disclaimer: This is very different than the usual Crash Course US History episode. In which John Green lists a whole lot of the battles of the US Civil War in seven and a half minutes. We get a lot of requests for military history, so we...
Crash Course
The Black Legend, Native Americans, and Spaniards Crash Course US History
In which John Green kicks off Crash Course US History! Why, you may ask, are we covering US History, and not more World History, or the history of some other country, or the very specific history of your home region? Well, the reasons...