At Crash Course, we believe that high-quality educational videos should be available to everyone for free! Subscribe for weekly videos from our current courses! The Crash Course team has produced more than 50 courses on a wide variety of subjects, ranging from the humanities to sciences and so much more! We also recently teamed up with Arizona State University to bring you more courses on the Study Hall channel.


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Crash Course exists because people like you have found it valuable enough to want to help it continue. If you can support accessible education right now, you have 2 more days to be part of our mission by buying the Crash Course Coin! complexly.info/CCcoin26-19

6 hours ago | [YT] | 98

CrashCourse

Crash Course is part of trying to build a better internet where your attention is rewarded with information that is accurate as well as entertaining. Help fund high-quality, free educational videos at complexly.info/CCcoin26-19.

Read more of Hank's article at time.com/article/2026/05/07/how-to-fix-the-interne…

1 day ago | [YT] | 3,809

CrashCourse

At Crash Course, we always want to provide more value than we capture. But making educational material that is well-researched, fact checked, and entertaining is expensive. We don't need you to give us money, but we do need *someone* to. If you're able to contribute right now, buy a Crash Course Coin at complexly.info/CCcoin26-19 and help us continue making high-quality education more accessible.

2 days ago | [YT] | 1,048

CrashCourse

At Crash Course, we’re not choosing what stories to tell based on what's gonna make the algorithm happy. We're choosing to teach what needs to be taught. But not playing the algorithm game comes at a cost. It’s expensive to make high quality educational material, especially when you don’t cater to the whims of the Internet. Each video is worked on by 20+ human people who are absolutely devoted to quality and integrity, from subject matter experts to writers, editors, producers, animators, hosts, and the list goes on.

And that’s why we need you. Each year, we produce a new Crash Course Coin. And each coin that people like you purchase helps us reach thousands of learners.

Support accessible education now at complexly.info/CCcoin26-19

5 days ago | [YT] | 1,411

CrashCourse

This week on Crash Course Geology we're learning about rocks! What type of rock forms when molten rock cools down and crystallizes into a solid? (Watch our newest video for the answer!)

6 days ago | [YT] | 453

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Whether you're trying to pass a class or navigate the daily news, Crash Course can help you understand the big picture. We're committed to being a clear signal in a noisy information landscape. But we need your help. Crash Course is free to watch, but it's not free to make. Help Crash Course stay free for everyone forever at complexly.info/CCcoin26-19

1 week ago | [YT] | 1,296

CrashCourse

Make some noise for the 2026 Crash Course Coins! You can get yours now at complexly.info/CCcoin26-19.

In an increasingly overwhelming information landscape, our 2026 coin design is inspired by our commitment to being signal in the noise. The soundwave represents our commitment to offering clarity, context, and meaning. (And fun fact: it's the soundwave for the words “knowledge weighs nothing,” which is part of a phrase we’ve printed on every Crash Course coin to date. “Knowledge weighs nothing: carry all you can.”)

Each coin that people like you purchase helps us reach thousands of learners with high quality educational material.



🪙The copper coin is $100 and helps us reach 2,000 learners

🪙The brass coin is $500 and helps us reach 10,000 learners

🪙The 20,000 learner coin is $1,000, made of colored titanium, and hand stamped with unique numbers. These will come with a thank you note signed by Hank and John Green!

🪙There are only 100 of our 100,000 learner coins available! These beautiful titanium coins are $5,000, numbered, and come with a signed thank you note.

🪙New this year by popular demand: the 200,000 learner coin! At 1.525" in diameter, the size of the coin reflects the impact of your donation -- BIG! There are only 20 of these bronze coins available, and they will be numbered and come with a signed thank you note!

1 week ago | [YT] | 653

CrashCourse

Starting tomorrow and only through May 29, get your 2026 Crash Course Coin and help us continue lowering barriers to education. Curious about the Crash Course Coin? Read on!


❔What is the Crash Course Coin? Forty percent of our funding comes from our audience -- people like you who want Crash Course to stay free for everyone forever. The Crash Course Coin is how that happens.

❔Is it an NFT? No! The Crash Course Coin a real, beautifully minted physical object that you can hold and display.

❔What does my donation do? At Crash Course, we’re not choosing what stories to tell based on what's gonna make the algorithm happy. We're choosing to teach what needs to be taught. But it’s expensive to make high quality educational material. And not playing the algorithm game comes at a cost. That’s why we need you!

1 week ago | [YT] | 663

CrashCourse

🥳 The 2026 Crash Course Coin is coming soon! Mark your calendar for next Tuesday May 19, and sign up for our newsletter to be the first to know when this year's coins make their debut: complexly.info/cccoin26-news

1 week ago | [YT] | 332

CrashCourse

In this week's Geology video, we're learning how to identify minerals (https://youtu.be/jQvv7CskMuo).One way is by hardness. What is the name of the 1-10 hardness scale for rocks?

1 week ago | [YT] | 316