SciShow Kids
Trees That Never Lose Their Leaves! Science for Kids
Some trees lose their leaves in the fall, but some keep their green leaves all year round. Join Jessi and Squeaks to learn about evergreens: where they grow, and how they survive in harsh conditions!
SciShow Kids
Why Do Leaves Change Colors in the Fall?
Autumn means leaves are turning different shades of red, orange, and yellow and falling to the ground. But why? Jessi takes you deep inside a leaf to explain!
Crash Course
The French Revolution Crash Course World History
In which John Green examines the French Revolution, and gets into how and why it differed from the American Revolution. Was it the serial authoritarian regimes? The guillotine? The Reign of Terror? All of this and more contributed to the...
SciShow Kids
How Do Our Bodies Move?
A SciShow Kids viewer wants to know: How Do Our Bodies Move? Jessi explains, while Squeaks works out!
SciShow Kids
How to Feel Your Heart Beat
Get to know your body’s most important muscle -- your heart -- and learn how to take your own pulse!
SciShow Kids
Let’s Get Rolling! Physics for Kids
Jessi and Squeaks found a ton of rocks for their rock collection... but they're too heavy to get back to the fort! Join them as they figure out the perfect simple machine to help them out: the wheel and axle!
SciShow Kids
What Makes Bridges So Strong?
A SciShow Kids viewer wrote us to ask how bridges are strong enough to carry cars and trucks! Jessi and Squeaks can explain -- with blocks!
SciShow Kids
Build a Tiny Plant World! Science Project for Kids
Jessi and Squeaks just learned about terrariums, and now they want to make one for themselves! Join them to learn all about these tiny gardens in a bottle and how you can make one of your own!
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...
SciShow Kids
Real-Life Robots
Meet some real-life robots, and find out what robots really are, and what they do for us every day!
SciShow Kids
What’s Inside a Bean?
Have you ever wondered how a tiny little seed grows into a plant? Well, there's a special kind of seed, one you've probably eaten before, that's big enough for you to open up and see how it works: a bean!
Crash Course
Capitalism and Socialism Crash Course World History
In which John Green teaches you about capitalism and socialism in a way that is sure to please commenters from both sides of the debate. Learn how capitalism arose from the industrial revolution, and then gave rise to socialism. Learn...
SciShow Kids
How Does A Seed Become A Plant?
Jessi and Squeaks show you how a tiny seed, like the kind you eat in your trail mix! Grows into a big plant!
SciShow Kids
The Color-Changing Celery Experiment!
Want to learn how plants move water around inside them? Or do you just want to turn a stalk of celery purple? Then try our amazing color-changing celery experiment, in class or at home!
Crash Course
The Persians & Greeks Crash Course World History
In which John compares and contrasts Greek civilization and the Persian Empire. Of course we're glad that Greek civilization spawned modern western civilization, right? Maybe not. From Socrates and Plato to Darius and Xerxes, John...
SciShow Kids
Endangered Animals!
What's something pandas, orangutans, rhinos, and gorillas have in common? They're all endangered animals. Join Jessi and Squeaks to learn how an animal becomes endagered and what we can do to help them!
SciShow Kids
Need a Lift Try a Pulley!
Jessi and Squeaks just got a new telescope, and they can't wait to check out the night sky! But there's just one problem: it's too heavy to bring up the stairs into the observatory! Join them as they learn about a simple machine that can...
Bozeman Science
Metacognition: Learning about Learning
Paul Andersen gives ten tips on increasing comprehension.
Crash Course
Memory: Crash Course Study Skills
An essential part of learning and studying is remembering things, so this week Thomas explains some of how your memory works so that you can spend less time working against your memory's limitations and more time playing to its real...
Crash Course
The Silk Road and Ancient Trade Crash Course World History
The Silk Road and Ancient Trade: In which John Green teaches you about the so-called Silk Road, a network of trade routes where goods such as ivory, silver, iron, wine, and yes, silk were exchanged across the ancient world, from China to...
Crash Course
2,000 Years of Chinese History! The Mandate of Heaven and Confucius World History
In which John introduces you to quite a lot of Chinese history by discussing the complicated relationship between the Confucian scholars who wrote Chinese history and the emperors (and empress) who made it. Included is a brief...
Crash Course
The Spanish Empire, Silver, & Runaway Inflation Crash Course World History
In which John Green explores how Spain went from being a middling European power to one of the most powerful empires on Earth, thanks to their plunder of the New World in the 16th and 17th centuries. Learn how Spain managed to destroy...
Crash Course
Women in the 19th Century Crash Course US History
In which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a...
SciShow Kids
The Power of Sunlight! Science Project for Kids
Jessi and Squeaks use the power of the sun to conduct a cool science experiment!