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01:34 Popular
Sesame Street: Words That Start with M

712 views / 0 likes - added 9 years ago

Let's spend the day with the letter M. Start off making some muffins with milk in the morning. Maybe then you win a medal for making such marvelous muffins. Might want to clean up if things get a little messy. By that time, the moon will be out and it wil
01:32 Popular
Sesame Street: Count 6 Cheeseburgers

883 views / 0 likes - added 9 years ago

The chef has received an order. Billy and all his friends would each like a cheeseburger. See, there's Billy, Sam, Tracy, Jimmy, Sally, and Jessica, so that's six burgers. That means six patties, six slices of cheese, and six buns. All together that makes
05:42 Popular
Sesame Street: Relax (Word on the Street Podcast)

1,044 views / 2 likes - added 9 years ago

Relax! It's the weekend. Everyone could use a little bit of relaxing every now and then. Whether your frustrated from standing in line or your tired from a long hard week of preschool, it's important to make time for relaxing. Subscribe to the Sesame Stre
03:26
Sesame Street: When Oscar was Orange

590 views / 1 likes - added 9 years ago

Back in the very very first season of Sesame Street, Oscar the Grouch was orange, not green! Can you believe it? After quite some time of living in a trashcan and not bathing, enough moss and mold built up on Oscar and he became green! It doesn't quite ma
05:47 Popular
Sesame Street: Respect (Word on the Street Podcast)

10.8k views / 5 likes - added 9 years ago

The word on the street this week is respect: treating people the way you want to be treated. Everyone understands the importance of respect, little kids, Superman, a bunch of chickens! Watch this video to hear what other people think about respect, and pl
03:20 Popular
Sesame Street: Maya Angelou's Name Song

1,049 views / 3 likes - added 9 years ago

Maya Angelou was very proud of her name and you should be proud of yours. Sing along with Dr. Angelou and don't forget to be proud of your name and be proud of who you are. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_c
16:06 Popular
Sesame Street: ABC Song Playlist

1,609 views / 0 likes - added 9 years ago

Do you love the ABC's? Do you just want to hear the abcs over and over again? Wanna hear the ABC's in outer space? At the circus? On a safari? with Tyra Banks? Well you my friend are in luck because this video has the ABC's in those places and more! Subsc
01:34 Popular
Sesame Street: Father's Song

703 views / 1 likes - added 9 years ago

This part of Sesame Street is brought to you by Fathers. Wanna know what father's do? Well they do an awful lot so might as well listen to this song to learn about it. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center
02:57 Popular
Sesame Street: Abby and Cookie Monster Subtract (Eat) Cookies

1,004 views / 0 likes - added 9 years ago

Abby has nine cookies altogether, nine scrumptious delicious golden chocolatey chocolate chip cookies. And she is going to teach Cookie Monster how to subtract by taking away a couple cookies at a time. This is, of course, is heartbreaking stuff for Cooki
01:18 Popular
Sesame Street: Cookie Monster Tiger Song

1,113 views / 0 likes - added 9 years ago

Tiger starts with T, right? Yes, of course! So come along and sing this very catchy song with cookie and his Tiger pals! It ought to be a really terrific time. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_use
01:03
Sesame Street: One Direction and Bert Sing the Alphabet

697 views / 1 likes - added 9 years ago

Liam and Harry from One Direction are pretty sure they know their ABCs, but they wanted to run through them one more time for good measure. Bert was there to help. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add
06:28 Popular
Sesame Street: Soggy (Word on the Street Podcast)

805 views / 0 likes - added 9 years ago

What's it mean to be soggy? Do you like soggy bread or soggy cereal? Probably not! Soggy is when something is mushy and wet. Your cereal gets soggy when you take too much time to eat it so stop reading this and eat your cereal while you watch this video!
00:44 Popular
Sesame Street: "Learning Rocks" Preview

808 views / 0 likes - added 9 years ago

Famous rocker Virgil Von Vivaldi (Michael McKean) is in town to recruit musicians for his all-rock band. Can Elmo and Abby help him find the right rocks? Then LMNOP (Donald Glover) is set to perform on the Street but loses all of his equipment. Can the Se
03:30 Popular
Sesame Street: Michelle Obama&the Most Important Meal

1,010 views / 4 likes - added 9 years ago

Breakfast is the first meal of the day and it is a very important meal. That's why the First Lady, Michelle Obama, makes sure she eats breakfast even when she visits Sesame Street. So make time for breakfast, even if you're a very busy monster like Grover
00:56 Popular
Sesame Street: Numeric Con (Preview)

807 views / 0 likes - added 9 years ago

The greatest number lover's convention is coming to Sesame Street this year! Are you a big fan of the number 5 or the number 2? Maybe your favorite number is the dark 9. Pick a number and come on down to Sesame Street to join the fun at Numericon! Subscri
00:33 Popular
Sesame Street: Catch Us Every Morning&Afternoon!

922 views / 1 likes - added 9 years ago

Ever look at your watch, and think "Man, I missed Sesame Street today?" Well now you have two chances to catch Sesame Street on TV! Catch all-new episodes of Sesame Street starting September 15 on PBS KIDS! Now every morning AND afternoon. Subscribe to th
01:06 Popular
Sesame Street: Letter A (Letter of the Day)

1,004 views / 0 likes - added 9 years ago

Letter A - how we adore thee. You are always the apple of our eye and an absolutely astounding member of the alphabet. You begin words like adjective and advantage. We cannot adequately express how appreciative we are, but we've made an attempt by singing
05:18 Popular
Sesame Street: Star S'Mores (Star Wars Parody)

1,058 views / 4 likes - added 9 years ago

A long time ago in a cookies and milky way galaxy far, far away...Princess Parfaya was taken prisoner by the Evil Galactic Empire and had to be saved by a group of unlikely heroes including the young Luke Piewalker, Flan Solo, and Chewie,the Cookiee. Subs
02:14 Popular
Sesame Street: Raise Your Hand Song

1,541 views / 0 likes - added 9 years ago

When you're in school and you've got something to say, raise your hand up high before you speak. It's a very simple rule when you want to talk in school. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=Sesa
02:14 Popular
Sesame Street: Beautiful Skin Song

1,068 views / 0 likes - added 9 years ago

Skin covers your body from head to toe. Skin can stretch and grow and when you get hurt your skin can heal. It can be old or new, rough or smooth, and it comes in so many different colors. We all have beautiful skin! Subscribe to the Sesame Street Channel
01:31 Popular
Sesame Street: Song of One (Baker #1)

1,190 views / 0 likes - added 9 years ago

Can you count to the number 1? It's a fun number to count to. Just say it, "one," and you are done. How many things are there just one of? You have one belly button, there is one sun, one moon, and one big tree in your backyard. One is a special number. S
06:17 Popular
Sesame Street: Super Grover at The Penguin Party

943 views / 1 likes - added 9 years ago

It's dance time for these four penguins. But there's an icy obstacle in the way of their dance floor. Luckily Super Grover 2.0 shows up to unleash his powers of technology to move the iceberg so that the dancing festivities can continue. Subscribe to the
01:13 Popular
Sesame Street: Number 1 (Number of the Day)

1,746 views / 0 likes - added 9 years ago

Number 1! Number 1! Number 1! You might be wondering who: who is number 1? And the answer is simple: number 1! Number 1 is such a great number. Number 1 is a fearless leader, coming before all the other numbers, leading the pack and helping you get to num
01:18 Popular
Sesame Street: Stop and Think Song

896 views / 0 likes - added 9 years ago

Chris and his little Penguin friend know that it's important stop and think before you act. It's just a great little tip to remember when you're going about your day. Say you see some blocks you really want to play with- Stop! and Think! Is there someone
01:49
Sesame Street: Quince Song!

614 views / 0 likes - added 9 years ago

Quince! That's Spanish for 15, the greatest number that you've ever seen. Quince is celebrating her quinceañera. That means its her 15th birthday. To celebrate, Mando, Abby, Telly, and Zoe got her 15 of everything! Count along with them! Subscribe to the
01:48
Sesame Street: Viola Davis and Elmo Throw a Fiesta!

573 views / 0 likes - added 9 years ago

Viola Davis and Elmo are playing the game "What does it mean?" Do you know what the word fiesta means? We'll give you some clues. When you're at a fiesta you'll see balloons and confetti and streamers, you'll hear music and people will be dancing and havi
02:11 Popular
Sesame Street: Spanish Me, English Me Song

1,462 views / 1 likes - added 9 years ago

Maybe you speak both Spanish and English and that's just great! Be proud, sing it right out loud! There's Spanish you and English you, and both yous are really really cool! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_c
01:11 Popular
Sesame Street: Number 2 (Number of the Day)

1,033 views / 0 likes - added 9 years ago

Two, how we love you! You're not just one plus one, but so much more. You're 7- 5, and 100-98. You're also the number of friendship, love, and all around good company. Thank you, two, for doing what you do. Subscribe to the Sesame Street Channel here: htt
01:27 Popular
Sesame Street: Ernie Change The Plan Song

888 views / 0 likes - added 9 years ago

You might have had your hopes up that your mommy packed you a meatball hero with an ice cream sandwich on the side for lunch, but don't get upset if it turns out to be a PB&J with some carrots. You've got to change the plan, and be flexible. It's respecta
01:14 Popular
Sesame Street: Number 3 (Number of the Day Song)

2,131 views / 0 likes - added 9 years ago

Oh 3! You magical number, you. You are the number of tricycles, blind mice, and little kittens! What a pleasure it is to to count to you. Such a comfort passing through 1, and 2, and getting to you. Subscribe to the Sesame Street Channel here: http://www.
02:35 Popular
Sesame Street: One Direction What Makes U Useful

1,047 views / 2 likes - added 9 years ago

U must be so excited for the debut of this One Direction song! Of all the things to sing about, One Direction has chosen U. What an unbelievable, unique, and useful letter. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_c
01:44
Sesame Street: Blue Jay Song

694 views / 0 likes - added 9 years ago

One fine evening, a blue jay had a party. The nest was full and everyone had a good time. When the party came to an end, the robin flew away, and the pigeon hailed a cab, and all the other birdies found their way home until the nest was finally empty. Emp
01:46 Popular
Sesame Street: Yip Yips Sing Their Martian Family Song

2,647 views / 0 likes - added 9 years ago

Yip yip yip yip yip yip yip, ah hah! Yip yip, you. Yip yip, me. Yip yip, baby. Yip yip, family. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet You can catch Sesame Street in the morning and th
02:15 Popular
Sesame Street: Believe in Yourself Song (Michael Bublé&Elmo)

897 views / 0 likes - added 9 years ago

You can be what you want to be and do what you want to do if you would just listen to Michael Bublé and believe in yourself. Some folks try to tell you you're not strong enough or smart enough and there are things you shouldn't do, but those people are qu
01:23
Sesame Street: One of These Kids is Colder Than the Others

517 views / 1 likes - added 9 years ago

One of these kids is not like the others. Some of these kids are dressed for one season, and another one is dressed for a completely different season. Can you tell which one is not like the others? Subscribe to the Sesame Street Channel here: http://www.y
01:38 Popular
Sesame Street: I'm Cold Song!

810 views / 2 likes - added 9 years ago

Brrrrr, are your teeth chattering? Is your nose runny? Ours too. Sit back, relax, listen to this song, and you will be happy that you are inside some place warm. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_u
01:57 Popular
Sesame Street: Elmo's Christmas Song

1,352 views / 1 likes - added 9 years ago

Elmo has a wish for Christmas time that makes him so happy. Can you guess what it is? It's not a toy or a bike. All Elmo wants this holiday is Elmo's friends and Elmo's family. That's Elmo's Christmas dream. Subscribe to the Sesame Street Channel here: ht
01:30 Popular
Sesame Street: Use it Again, Recycling Song

816 views / 0 likes - added 9 years ago

It's fun to find a way to re-use things. A box, a bag, a jar, or a cup, can be whatever you dream up, if you just use it again. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet You can catch Ses
03:37
Sesame Street: Oscar Plays the Trading Game

549 views / 2 likes - added 9 years ago

It’s time for the Trading Game with TV's terrific trader, Guy Smiley. Today's contestants are Sally Screamer and Oscar the Grouch. Oscar is hoping he'll win something cruddy and rusty, and Sally is hoping for something pretty. Watch what happens on today'
03:35 Popular
Sesame Street: Bert and Ernie's Circle Song

888 views / 1 likes - added 9 years ago

Bert and Ernie have a perfectly round circle, but what else can a circle be? Could it be a pizza pie or a sun in the sky? Could it be a wheel on a car or a bike? Use your imagination as you sing along with Ernie. Subscribe to the Sesame Street Channel her
01:36 Popular
Sesame Street: A Song About Emotions

1,800 views / 0 likes - added 9 years ago

Which emotion are you feeling? Are you nervous, happy, angry, excited, or lonely? This song will help you figure out what emotion you are feeling. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStree
02:22 Popular
Sesame Street: Elmo and Abby's Valentine's Day Song

1,722 views / 0 likes - added 9 years ago

Elmo made Abby a card with lots of hearts and flowers because Elmo knows that Abby loves hearts and flowers, and Elmo loves to make Abby smile. How sweet! Make a card for your mom, or your grandpa, or a friend, and make someone smile this Valentine's Day!
02:25 Popular
Sesame Street: Me Love Cookie Art (song)

867 views / 0 likes - added 9 years ago

Maybe it's no surprise at all, but Cookie Monster loves Cookie Art. Whether it's Leonardo Da Crunchy's "Muncha Lisa" or Vincent Van Dough's "The Cookie Eaters," Cookie Art speaks to Cookie Monster. Do you love Cookie Art too? The Cookie Museum is a feast
03:02 Popular
Sesame Street: Make Your Own Art Song

1,073 views / 0 likes - added 9 years ago

If you love Cookie Art as much as Cookie Monster does, you can make your own Cookie Art. All you need is an idea, a paintbrush, a crayon, or some clay...and you will be well on your way. Make your own art and then share it with everyone. Subscribe to the
00:38 Popular
Sesame Street:“The Best of Elmo 3” Preview

991 views / 0 likes - added 9 years ago

It’s all Elmo all the time in this collection of the best moments with everyone’s favorite furry red monster - Elmo! Elmo sings and dances his way through letters, numbers, vocabulary, and emotions with his Sesame Street pals. A few of Elmo's famous frien
03:00 Popular
Sesame Street: What Makes You Special?

765 views / 0 likes - added 9 years ago

What makes you special? Is it your cool curly hair or the way you tell funny jokes? Can you stand on one foot or is it the song you play on the kazoo? Everyone is special and so are you. Subscribe to the Sesame Street Channel here: http://www.youtube.com/
02:21
Sesame Street: Posse of 5 Good Men

551 views / 2 likes - added 9 years ago

Bad Bart, the meanest, toughest outlaw in the land, is on the loose and the sheriff wants to round up 5 good men to find him. Can you count to 5? Great, you can help the sheriff count and find 5 good men. Subscribe to the Sesame Street Channel here: http:
13:13 Popular
World War II: Crash Course World History #38

1,563 views / 4 likes - added 9 years ago

Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. In which John Green teaches you about World War II, aka The Great Patriotic War, aka The Big One. So how did this war happen? And wha
11:45 Popular
Archdukes, Cynicism, and World War I: Crash Course World History #36

1,188 views / 1 likes - added 9 years ago

In which John Green teaches you about the war that was supposed to end all wars. Instead, it solved nothing and set the stage for the world to be back at war just a couple of decades later. As an added bonus, World War I changed the way people look at the
11:05 Popular
Coal, Steam, and The Industrial Revolution: Crash Course World History #32

905 views / 1 likes - added 9 years ago

Mongols Shirts and Crash Course Posters! http://www.dftba.com/crashcourse In which John Green wraps up revolutions month with what is arguably the most revolutionary of modern revolutions, the Industrial Revolution. While very few leaders were beheaded in
11:33 Popular
The Renaissance: Was it a Thing? - Crash Course World History #22

1,170 views / 1 likes - added 9 years ago

In which John Green teaches you about the European Renaissance. European learning changed the world in the 15th and 16th century, but was it a cultural revolution, or an evolution? We'd argue that any cultural shift that occurs over a couple of hundred ye
11:33 Popular
The Crusades - Pilgrimage or Holy War?: Crash Course World History #15

987 views / 0 likes - added 9 years ago

In which John Green teaches you about the Crusades embarked upon by European Christians in the 12th and 13th centuries. Our traditional perception of the Crusades as European Colonization thinly veiled in religion isn't quite right. John covers the First
12:26 Popular
The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10

1,060 views / 1 likes - added 9 years ago

In which John Green explores exactly when Rome went from being the Roman Republic to the Roman Empire. Here's a hint: it had something to do with Julius Caesar, but maybe less than you think. Find out how Caesar came to rule the empire, what led to him ge
11:39
The Persians&Greeks: Crash Course World History #5

670 views / 0 likes - added 9 years ago

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 explains two of the grea
10:26 Popular
Ecology - Rules for Living on Earth: Crash Course Biology #40

2,244 views / 0 likes - added 9 years ago

Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been interacting with ea
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11:52 Popular
Fungi: Death Becomes Them - CrashCourse Biology #39

974 views / 2 likes - added 9 years ago

Death is what fungi are all about. By feasting on the deceased remains of almost all organisms on the planet, converting the organic matter back into soil from which new life will spring, they perform perhaps the most vital function in the global food web
10:24 Popular
The Plants&The Bees: Plant Reproduction - CrashCourse Biology #38

1,714 views / 0 likes - added 9 years ago

Hank gets into the dirty details about vascular plant reproduction: they use the basic alternation of generations developed by nonvascular plants 470 million years ago, but they've tricked it out so that it works a whole lot differently compared to the wa
11:54 Popular
Vascular Plants = Winning! - Crash Course Biology #37

1,092 views / 0 likes - added 9 years ago

Hank introduces us to one of the most diverse and important families in the tree of life - the vascular plants. These plants have found tremendous success and the their secret is also their defining trait: conductive tissues that can take food and water f
11:21 Popular
Great Glands - Your Endocrine System: CrashCourse Biology #33

1,191 views / 1 likes - added 9 years ago

Hank fills us in on the endocrine system - the system of glands which produce and secrete different types of hormones directly into the bloodstream to regulate the body's growth, metabolism, and sexual development&function. Like CrashCourse on Facebook: h
13:11 Popular
The Skeletal System: It's ALIVE! - CrashCourse Biology #30

1,297 views / 1 likes - added 9 years ago

Hank introduces us to the framework of our bodies, our skeleton, which apart from being the support and protection for all our fleshy parts, is involved in many other vital processes that help our bodies to function properly. Crash Course Biology is now a
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12:21 Popular
The Excretory System: From Your Heart to the Toilet - CrashCourse Biology #29

1,281 views / 1 likes - added 9 years ago

Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow Cras
11:53 Popular
The Digestive System: CrashCourse Biology #28

1,073 views / 6 likes - added 9 years ago

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like Crash Course? http://www.facebook.com/youtubecrashcourse Follow Crash Cours
11:40 Popular
Circulatory&Respiratory Systems - CrashCourse Biology #27

2,250 views / 0 likes - added 9 years ago

Hank takes us on a trip around the body - we follow the circulatory and respiratory systems as they deliver oxygen and remove carbon dioxide from cells, and help make it possible for our bodies to function. Crash Course Biology is now available on DVD! ht
12:10 Popular
Chordates - CrashCourse Biology #24

1,627 views / 0 likes - added 9 years ago

Hank introduces us to ourselves by taking us on a journey through the fascinatingly diverse phyla known as chordata. And the next time someone asks you who you are, you can give them the facts: you're a mammalian amniotic tetrapodal sarcopterygian osteich
11:31 Popular
Simple Animals: Sponges, Jellies,&Octopuses - Crash Course Biology #22

837 views / 0 likes - added 9 years ago

Hank introduces us to the "simplest" of the animals, complexity-wise: beginning with sponges (whose very inclusion in the list as "animals" has been called into question because they are so simple) and finishing with the most complex molluscs, octopuses a
08:51 Popular
Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

1,757 views / 0 likes - added 9 years ago

Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like
11:44 Popular
Evolution: It's a Thing - Crash Course Biology #20

1,145 views / 0 likes - added 9 years ago

Hank gets real with us in a discussion of evolution - it's a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to diversity at every level of biological organization. Crash Course Biology is now availabl
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12:16 Popular
Taxonomy: Life's Filing System - Crash Course Biology #19

1,240 views / 0 likes - added 9 years ago

Hank tells us the background story and explains the importance of the science of classifying living things, also known as taxonomy. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/You
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11:05 Popular
Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

935 views / 0 likes - added 9 years ago

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Crash Course Biology is now available on DVD! http://dft.ba/-8
10:57 Popular
Evolutionary Development: Chicken Teeth - Crash Course Biology #17

1,070 views / 0 likes - added 9 years ago

Hank introduces us to the relatively new field of evolutionary developmental biology, which compares the developmental processes of different organisms to determine their ancestral relationship, and to discover how those processes evolved. Also fruit flie
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11:32 Popular
Animal Development: We're Just Tubes - Crash Course Biology #16

868 views / 0 likes - added 9 years ago

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse
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10:25 Popular
Speciation: Of Ligers&Men - Crash Course Biology #15

1,493 views / 0 likes - added 9 years ago

Hank explains speciation - the evolutionary process by which new biological species arise - in terms of finches, ligers, mules, and dogs. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.c
12:45 Popular
Natural Selection - Crash Course Biology #14

2,021 views / 0 likes - added 9 years ago

Hank guides us through the process of natural selection, the key mechanism of evolution. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.fa
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11:43 Popular
Cell Meiosis: Crash Course Biology #13

992 views / 0 likes - added 9 years ago

Hank gets down to the nitty gritty about meiosis, the special type of cell division that is necessary for sexual reproduction in eukaryotic organisms. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Compl
10:48 Popular
Mitosis: Splitting Up is Complicated - Crash Course Biology #12

1,417 views / 0 likes - added 9 years ago

Hank describes mitosis and cytokinesis - the series of processes our cells go through to divide into two identical copies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
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14:08 Popular
DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

1,132 views / 0 likes - added 9 years ago

Hank imagines himself breaking into the Hot Pockets factory to steal their secret recipes and instruction manuals in order to help us understand how the processes known as DNA transcription and translation allow our cells to build proteins. Crash Course B
12:59 Popular
DNA Structure and Replication: Crash Course Biology #10

1,195 views / 0 likes - added 9 years ago

Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series
13:15 Popular
Photosynthesis: Crash Course Biology #8

1,049 views / 3 likes - added 9 years ago

Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well. Crash Course Biology is now available on DVD! http://dftba.com/pro
13:26 Popular
ATP&Respiration: Crash Course Biology #7

849 views / 0 likes - added 9 years ago

In which Hank does some push ups for science and describes the "economy" of cellular respiration and the various processes whereby our bodies create energy in the form of ATP. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/Cras
10:28 Popular
Plant Cells: Crash Course Biology #6

1,491 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
11:45 Popular
In Da Club - Membranes&Transport: Crash Course Biology #5

736 views / 0 likes - added 9 years ago

Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
11:35 Popular
Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,098 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
12:33 Popular
That's Why Carbon Is A Tramp: Crash Course Biology #1

1,433 views / 0 likes - added 9 years ago

And thus begins the most revolutionary biology course in history. Come and learn about covalent, ionic, and hydrogen bonds. What about electron orbitals, the octet rule, and what does it all have to do with a mad man named Gilbert Lewis? It's all containe
11:32 Popular
Langston Hughes&the Harlem Renaissance: Crash Course Literature 215

870 views / 3 likes - added 9 years ago

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PTSD and Alien Abduction - Slaughterhouse-Five Part 2: Crash Course Literature 213

668 views / 0 likes - added 9 years ago

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Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature #5

858 views / 3 likes - added 9 years ago

SPOILER ALERT: This video assumes you've read the book. In which John Green continues to explore F. Scott Fitzgerald's novel, The Great Gatsby. In this installment, John looks into the titular Gatsby's purported Greatness. Gatsby's single-minded pursuit o
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Like Pale Gold - The Great Gatsby Part I: Crash Course English Literature #4

751 views / 0 likes - added 9 years ago

In which John Green explores F. Scott Fitzgerald's novel of the Jazz Age, The Great Gatsby. John introduces you to Nick Carraway, Jay Gatsby, Daisy and Tom Buchanan, and the other characters in the novel, and tries to look beyond the surface story to figu
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Of Pentameter&Bear Baiting - Romeo&Juliet Part I: Crash Course English Literature #2

714 views / 0 likes - added 9 years ago

In which John Green examines Romeo&Juliet by William Shakespeare. John delves into the world of Bill Shakespeare's famous star-crossed lovers and examines what the play is about, its structure, and the context in which it was written. Have you ever wanted
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How and Why We Read: Crash Course English Literature #1

1,127 views / 2 likes - added 9 years ago

In which John Green kicks off the Crash Course Literature mini series with a reasonable set of questions. Why do we read? What's the point of reading critically. John will argue that reading is about effectively communicating with other people. Unlike a d
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George HW Bush and the End of the Cold War: Crash Course US History #44

965 views / 2 likes - added 9 years ago

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Ford, Carter, and the Economic Malaise: Crash Course US History #42

664 views / 0 likes - added 9 years ago

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The Rise of Conservatism: Crash Course US History #41

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The 1960s in America: Crash Course US History #40

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11:58 Popular
Civil Rights and the 1950s: Crash Course US History #39

1,183 views / 5 likes - added 9 years ago

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America in World War I: Crash Course US History #30

903 views / 2 likes - added 9 years ago

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Gilded Age Politics:Crash Course US History #26

795 views / 0 likes - added 9 years ago

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12:45 Popular
Growth, Cities, and Immigration: Crash Course US History #25

1,254 views / 2 likes - added 9 years ago

In which John Green teaches you about the massive immigration to the United States during the late 19th and early 20th century. Immigrants flocked to the US from all over the world in this time period. Millions of Europeans moved to the US where they drov
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The Civil War, Part I: Crash Course US History #20

1,318 views / 11 likes - added 9 years ago

In which John Green ACTUALLY teaches about the Civil War. In part one of our two part look at the US Civil War, John looks into the causes of the war, and the motivations of the individuals who went to war. The overarching causes and the individual motiva
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Battles of the Civil War: Crash Course US History #19

936 views / 4 likes - added 9 years ago

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 offer a list of b
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The Election of 1860&the Road to Disunion: Crash Course US History #18

880 views / 1 likes - added 9 years ago

In which John Green teaches you about the election of 1860. As you may remember from last week, things were not great at this time in US history. The tensions between the North and South were rising, ultimately due to the single issue of slavery. The Nort
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19th Century Reforms: Crash Course US History #15

952 views / 1 likes - added 9 years ago

In which John Green teaches you about various reform movements in the 19th century United States. From Utopian societies to the Second Great Awakening to the Abolition movement, American society was undergoing great changes in the first half of the 19th c
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Where US Politics Came From: Crash Course US History #9

761 views / 0 likes - added 9 years ago

In which John Green teaches you where American politicians come from. In the beginning, soon after the US constitution was adopted, politics were pretty non-existent. George Washington was elected president with no opposition, everything was new and excit
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12:41 Popular
Who Won the American Revolution?: Crash Course US History #7

1,045 views / 1 likes - added 9 years ago

In which John Green teaches you about the American Revolution. And the Revolutionary War. I know we've labored the point here, but they weren't the same thing. In any case, John will teach you about the major battles of the war, and discuss the strategies
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Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6

828 views / 1 likes - added 9 years ago

In which John Green teaches you about the roots of the American Revolution. The Revolution did not start on July 4, 1776. The Revolutionary War didn't start on July 4 either. (as you remember, I'm sure, the Revolution and the Revolutionary War are not the
10:40 Popular
The Seven Years War and the Great Awakening: Crash Course US History #5

35.9k views / 309 likes - added 9 years ago

In which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot of the gro
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The Quakers, the Dutch, and the Ladies: Crash Course US History #4

657 views / 2 likes - added 9 years ago

In which John Green teaches you about some of the colonies that were not in Virginia or Massachussetts. Old New York was once New Amsterdam. Why they changed it, I can say; ENGLISH people just liked it better that way, and when the English took New Amster
08:38 Popular
Hydrocarbon Derivatives - Crash Course Chemistry #43

1,117 views / 0 likes - added 9 years ago

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09:50 Popular
Aromatics and Cyclic Compounds - Crash Course Chemistry #42

1,815 views / 0 likes - added 9 years ago

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09:36 Popular
Alkenes&Alkynes - Crash Course Chemistry #41

1,089 views / 0 likes - added 9 years ago

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11:32 Popular
Hydrocarbon Power! - Crash Course Chemistry #40

910 views / 0 likes - added 9 years ago

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09:42 Popular
The History of Atomic Chemistry: Crash Course Chemistry #37

1,053 views / 0 likes - added 9 years ago

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Silicon - The Internet's Favorite Element: Crash Course Chemistry #35

1,293 views / 0 likes - added 9 years ago

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Doing Solids: Crash Course Chemistry #33

1,106 views / 0 likes - added 9 years ago

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09:57
Kinetics: Chemistry's Demolition Derby - Crash Course Chemistry #32

637 views / 0 likes - added 9 years ago

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pH and pOH: Crash Course Chemistry #30

918 views / 1 likes - added 9 years ago

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Equilibrium: Crash Course Chemistry #28

1,187 views / 0 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank goes over the ideas of keeping your life balance... well, your chemical life. Equilibrium is all about balance and today Hank discusses Chemical Equilibrium, Concentration, Temperature, and Pressure. Also, h
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Solutions: Crash Course Chemistry #27

702 views / 0 likes - added 9 years ago

This week, Hank elaborates on why Fugu can kill you by illustrating the ideas of solutions and discussing molarity, molality, and mass percent. Also, why polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes. All that plus
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Liquids: Crash Course Chemistry #26

748 views / 1 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank gives you the low down on things like London Dispersion Forces, Hydrogen Bonds, Cohesion, Adhesion, Viscosity, Capillary Action, Surface Tension, and why liquids are just... WEIRD! -- TABLE OF CONTENTS Londo
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Orbitals: Crash Course Chemistry #25

888 views / 0 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds. -- Table of Conten
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Bonding Models and Lewis Structures: Crash Course Chemistry #24

709 views / 0 likes - added 9 years ago

Models are great, except they're also usually inaccurate. In this episode of Crash Course Chemistry, Hank discusses why we need models in the world and how we can learn from them... even when they're almost completely wrong. Plus, Lewis Structures! -- Tab
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Lab Techniques&Safety: Crash Course Chemistry #21

935 views / 0 likes - added 9 years ago

Hank takes a break from the desk to bring you to the lab in order to demonstrate some important points about the practical side of chemistry - experimentation in the laboratory. You'll learn what to wear in the lab, how to dispose of chemicals safely, how
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Entropy: Embrace the Chaos! Crash Course Chemistry #20

781 views / 0 likes - added 9 years ago

Life is chaos and the universe tends toward disorder. But why? If you think about it, there are only a few ways for things to be arranged in an organized manner, but there are nearly infinite other ways for those same things to be arranged. Simple rules o
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Calorimetry: Crash Course Chemistry #19

734 views / 0 likes - added 9 years ago

Today's episode dives into the HOW of enthalpy. How we calculate it, and how we determine it experimentally...even if our determinations here at Crash Course Chemistry are somewhat shoddy. -- Table of Contents Hess' Law 2:30 Calorimeter 3:12 Calorimetry 3
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Enthalpy: Crash Course Chemistry #18

1,136 views / 0 likes - added 9 years ago

Energy is like the bestest best friend ever and yet, most of the time we take it for granted. Hank feels bad for our friend and wants us to learn more about it so that we can understand what it's trying to tell us - like that any bond between two atoms co
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Energy&Chemistry: Crash Course Chemistry #17

642 views / 0 likes - added 9 years ago

Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week, Hank takes us on
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Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

1,289 views / 0 likes - added 9 years ago

We have learned over the past few weeks that gases have real-life constraints on how they move here in the non-ideal world. As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank
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Partial Pressures&Vapor Pressure: Crash Course Chemistry #15

723 views / 0 likes - added 9 years ago

This week we continue to spend quality time with gases, more deeply investigating some principles regarding pressure - including John Dalton's Law of Partial Pressures, vapor pressure - and demonstrating the method for collecting gas over water. Table of
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Real Gases: Crash Course Chemistry #14

576 views / 0 likes - added 9 years ago

Hank bursts our ideal gas law bubble, er, balloon, and brings us back to reality, explaining how the constants in the gas law aren't all that constant; how the ideal gas law we've spent the past two weeks with has to be corrected for volume because atoms
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Ideal Gas Problems: Crash Course Chemistry #13

931 views / 0 likes - added 9 years ago

We don't live in a perfect world, and neither do gases - it would be great if their particles always fulfilled the assumptions of the ideal gas law, and we could use PV=nRT to get the right answer every time. Unfortunately, the ideal gas law (like our cul
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The Ideal Gas Law: Crash Course Chemistry #12

1,160 views / 0 likes - added 9 years ago

Gases are everywhere, and this is good news and bad news for chemists. The good news: when they are behaving themselves, it's extremely easy to describe their behavior theoretically, experimentally and mathematically. The bad news is they almost never beh
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How To Speak Chemistrian: Crash Course Chemistry #11

653 views / 0 likes - added 9 years ago

Learning to talk about chemistry can be like learning a foreign language, but Hank is here to help with some straightforward and simple rules to help you learn to speak Chemistrian like a native. Table of Contents Determining Formulas and Names of Monatom
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Redox Reactions: Crash Course Chemistry #10

1,131 views / 0 likes - added 9 years ago

All the magic that we know is in the transfer of electrons. Reduction (gaining electrons) and oxidation (the loss of electrons) combine to form Redox chemistry, which contains the majority of chemical reactions. As electrons jump from atom to atom, they c
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Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry #6

687 views / 0 likes - added 9 years ago

Chemists need stoichiometry to make the scale of chemistry more understandable - Hank is here to explain why, and to teach us how to use it. Table of Contents Atomic Mass Units 2:24 Moles 5:12 Molar Mass 5:59 Equation Balancing 8:45 Molar Ratios 11:11 Cra
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The Electron: Crash Course Chemistry #5

977 views / 0 likes - added 9 years ago

Hank brings us the story of the electron and describes how reality is a kind of music, discussing electron shells and orbitals, electron configurations, ionization and electron affinities, and how all these things can be understood via the periodic table.
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The Periodic Table: Crash Course Chemistry #4

1,155 views / 1 likes - added 9 years ago

Hank gives us a tour of the most important table ever, including the life story of the obsessive man who championed it, Dmitri Mendeleev. The periodic table of elements is a concise, information-dense catalog of all of the different sorts of atoms in the
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Aggression V. Altruism: Crash Course Psychology #40

685 views / 0 likes - added 9 years ago

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10:08 Popular
Social Influence: Crash Course Psychology #38

775 views / 0 likes - added 9 years ago

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10:00
Depressive and Bipolar Disorders: Crash Course Psychology #30

690 views / 2 likes - added 9 years ago

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10:20 Popular
Emotion, Stress and Health: Crash Course Psychology #26

970 views / 1 likes - added 9 years ago

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10:15 Popular
Adolescence: Crash Course Psychology #20

1,027 views / 0 likes - added 9 years ago

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11:20 Popular
The Power of Motivation: Crash Course Psychology #17

1,023 views / 0 likes - added 9 years ago

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11:50 Popular
How to Train a Brain - Crash Course Psychology #11

1,121 views / 0 likes - added 9 years ago

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10:46 Popular
Sensation&Perception - Crash Course Psychology #5

749 views / 0 likes - added 9 years ago

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12:34 Popular
Meet Your Master: Getting to Know Your Brain - Crash Course Psychology #4

915 views / 0 likes - added 9 years ago

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13:33 Popular
Japan in the Heian Period and Cultural History: Crash Course World History 227

1,321 views / 7 likes - added 9 years ago

In which John Green teaches you about what westerners call the middle ages and the lives of the aristocracy...in Japan. The Heian period in Japan lasted from 794CE to 1185CE, and it was an interesting time in Japan. Rather than being known for a thriving
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Iran's Revolutions: Crash Course World History 226

768 views / 0 likes - added 9 years ago

In which John Green teaches you about Iran's Revolutions. Yes, revolutions plural. What was the1979 Iranian Revolution about? It turns out, Iran has a pretty long history of unrest in order to put power in the hands of the people, and the most recent revo
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The Vikings! - Crash Course World History 224

1,309 views / 5 likes - added 9 years ago

In which John Green teaches you about Vikings! That's right, one of our most requested subjects, the Vikings, right here on Crash Course. So what's the deal with Vikings? Well, the stuff you've heard about them may not be true. The Vikings weren't just pa
12:53 Popular
Conflict in Israel and Palestine: Crash Course World History 223

866 views / 1 likes - added 9 years ago

In which John Green teaches you about conflict in Israel and Palestine. This conflict is often cast as a long-term beef going back thousands of years, and rooted in a clash between religions. Well, that's not quite true. What is true is that the conflict
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Charles V and the Holy Roman Empire: Crash Course World History #219

1,096 views / 2 likes - added 9 years ago

Get the new Crash Course World History Character poster here: http://store.dftba.com/products/crashcourse-characters-poster In which John Green teaches you about the Holy Roman Empire by teaching you about Charles V. Charles Hapsburg was the holy Roman Em
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The Railroad Journey and the Industrial Revolution: Crash Course World History 214

750 views / 2 likes - added 9 years ago

In which John Green teaches you about railroads, and some of the ways they changed the world, and how they were a sort of microcosm for the Industrial Revolution as a whole. Prior to the invention of steam powered railroads, pretty much all locomotion had
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The Evolutionary Epic: Crash Course Big History #5

1,001 views / 0 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array of life we have today. So how did all this happen? We'll talk a
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Autonomic Nervous System: Crash Course A&P #13

1,518 views / 1 likes - added 9 years ago

Hank takes you on a tour of your two-part autonomic nervous system. This episode explains how your sympathetic nervous system and parasympathetic nervous system work together as foils, balancing each other out. Their key anatomical differences - where ner
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Peripheral Nervous System: Crash Course A&P #12

1,539 views / 2 likes - added 9 years ago

It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent divisions, how it proc
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Central Nervous System: Crash Course A&P #11

1,196 views / 1 likes - added 9 years ago

Today Hank talks about your central nervous system. In this episode we'll explore how your brain develops and how important location is for each of your brain's many functions. Table of Contents Central Nervous System, Location and Brain Function 1:48 Bra
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The Nervous System, Part 3 - Synapses!: Crash Course A&P #10

1,422 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: NerdFighteria FROM: Dave at DTXC.CO Cycling t-shirts at DTXC.CO. Don't give up the Road! DFTBA! *** Subbable Co-Sponsors: Logan Sanders https://www.facebook.com/perrylogans Dr. Boyev http://youtube.com/taichiknees *** You can di
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The Nervous System, Part 2 - Action! Potential!: Crash Course A&P #9

1,151 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Carla FROM: Christopher Next stop is whenever. Just be like, "stop." *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if
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The Nervous System, Part 1: Crash Course A&P #8

1,175 views / 1 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Kerry FROM: Cale I love you with all my ha-art. Deadset. *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can aff
09:57 Popular
The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P #7

759 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Helle Søndergaard FROM: Martin Søndergaard Congratulations for finishing first semester on physiotherapy! I'm so proud! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as
09:43 Popular
Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5

1,642 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: the world. FROM: Laura Love Rathbun Learning is the best thing to do with your you! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're
10:29 Popular
Tissues, Part 3 - Connective Tissues: Crash Course A&P #4

1,143 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Ashley FROM: Fee Happy birthday nerd also I love you lots and lots *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if y
10:16 Popular
Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

1,547 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO : Phoebe and James McMullan FROM : Dad Continue being awesome Phoebe&James from John&Hank! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
10:43 Popular
Tissues, Part 1: Crash Course A&P #2

893 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Jordan Schoonover FROM: Mom, Dad&Madison Happy Birthday Jordan! We love you sweetheart!! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything w
09:51 Popular
The Moon: Astronomy #12

958 views / 1 likes - added 9 years ago

Join Phil for a tour of our capital-M Moon, from surface features, inside to the core, and back in time to theories about its formation. This episode is brought to you by Squarespace: http://www.squarespace.com/crashcourse -- Table of Contents Many Millio
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The Earth: Crash Course Astronomy #11

886 views / 0 likes - added 9 years ago

Phil starts the planet-by-planet tour of the solar system right here at home, Earth. -- Table of Contents Earth is a Planet 0:03 Layers of Earth 1:25 The Magnetic Field 5:10 Atmosphere and the Human Influence 6:14 -- PBS Digital Studios: http://youtube.co
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Introduction to the Solar System: Crash Course Astronomy #9

985 views / 1 likes - added 9 years ago

In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today. This episode is sponsored by Squaresp
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The Gravity of the Situation: Crash Course Astronomy #7

769 views / 0 likes - added 9 years ago

In today's episode, Phil looks at how gravity plays out across the universe. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- Gravity is a Force 2:17 Different Types of Orbit 3:41 Escape Velocity 5:30 Weightless Mass 7:0
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Telescopes: Crash Course Astronomy #6

674 views / 0 likes - added 9 years ago

Today Phil explains how telescopes work and offers up some astronomical shopping advice. -- How Telescopes Work 1:07 Refractors vs Reflectors 2:50 Technology and the Light Spectrum 7:45 -- PBS Digital Studios: http://youtube.com/pbsdigitalstudios Follow P
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Eclipses: Crash Course Astronomy #5

837 views / 0 likes - added 9 years ago

The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- As promised, Phil's sun spotting recommendations: Astronome
09:46 Popular
Moon Phases: Crash Course Astronomy #4

1,971 views / 6 likes - added 9 years ago

In this episode of Crash Course Astronomy, Phil takes you through the cause and name of the Moon's phases. -- Why the Moon Has Phases 0:36.1 Spheres in Orbit 1:05.4 Name of the Moon Phases 2:25.5 How We See It 7:48.2 -- PBS Digital Studios: http://youtube
09:29
Cycles in the Sky: Crash Course Astronomy #3

631 views / 0 likes - added 9 years ago

This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of
11:17
Naked Eye Observations: Crash Course Astronomy #2

671 views / 0 likes - added 9 years ago

Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with your naked eye. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of the
06:30 Popular
Presidential Power: Crash Course Government and Politics #11

742 views / 0 likes - added 9 years ago

This week Craig looks at the expressed powers of the President of the United States - that is the ones you can find in the Constitution. From appointing judges and granting pardons, to vetoing laws and acting as the nation’s chief diplomat on foreign poli
06:36
Congressional Decisions: Crash Course Government and Politics #10

637 views / 0 likes - added 9 years ago

This week Craig breaks out the crystal ball to try and figure out why our congresspeople do the things that they do. We’ll talk about the three motivating factors of congressional decisions - constituency, interest groups, and political parties - and we’l
07:01 Popular
How a Bill Becomes a Law: Crash Course Government and Politics #9

792 views / 1 likes - added 9 years ago

Oh my, Craig has his work cut out for him this week. The process of how a bill becomes a law can be pretty complex, fraught with potential bill-death at every corner. As if just getting through committee isn’t difficult enough, bills have to navigate a se
08:57 Popular
Constitutional Compromises: Crash Course Government and Politics #5

795 views / 1 likes - added 9 years ago

In which Craig Benzine teaches you about the compromises met in ratifying the U.S. Constitution. The United State’s didn’t always have its current system of government. Actually, this is it’s second attempt. Craig will delve into the failures (and few suc
08:39
Test 3 Section 2 Part 5

575 views / 0 likes - added 9 years ago

Problems 18-20 on starting on page 522
10:55
Magnetism 5

502 views / 0 likes - added 9 years ago

Magnetic force on a wire carrying current. More free lessons at: http://www.khanacademy.org/video?v=jQ2nD8ZGeEw
08:02
Thermodynamics (part 5)

383 views / 0 likes - added 9 years ago

Example problem involving PV=nRT More free lessons at: http://www.khanacademy.org/video?v=UekR9J31a2o
08:42
Fluids (part 5)

458 views / 0 likes - added 9 years ago

Introduction to Archimedes' principle and buoyant force. More free lessons at: http://www.khanacademy.org/video?v=vzID7ds600c
09:47
Different Way to Determine Time in Air

646 views / 0 likes - added 9 years ago

Another way to determine time in the air given an initial vertical velocity More free lessons at: http://www.khanacademy.org/video?v=_NWc3C3cTNA
07:09
Deriving Max Projectile Displacement Given Time

518 views / 0 likes - added 9 years ago

Deriving a formula for maximum projectile displacement as a function of elapsed time More free lessons at: http://www.khanacademy.org/video?v=P7LKEkcNibo
08:51
Projectile Height Given Time

580 views / 0 likes - added 9 years ago

Figuring out how high a ball gets given how long it spends in the air More free lessons at: http://www.khanacademy.org/video?v=IYS4Bd9F3LA
16:18
Plotting Projectile Displacement, Acceleration, and Velocity

506 views / 0 likes - added 9 years ago

Plotting projectile displacement, acceleration, and velocity as a function to change in time More free lessons at: http://www.khanacademy.org/video?v=T0zpF_j7Mvo
09:58
Deriving Displacement as a Function of Time, Acceleration and Initial Velocity

499 views / 0 likes - added 9 years ago

Deriving displacement as a function of time, constant acceleration and initial velocity More free lessons at: http://www.khanacademy.org/video?v=wlB0x9W-qBU
09:26
Why Distance is Area under Velocity-Time Line

489 views / 0 likes - added 9 years ago

Understanding why distance is area under velocity-time line More free lessons at: http://www.khanacademy.org/video?v=d-_eqgj5-K8
08:08
Airbus A380 Take-off Time

504 views / 0 likes - added 9 years ago

Figuring how long it takes an a380 to take off given a constant acceleration More free lessons at: http://www.khanacademy.org/video?v=p4DTormtEG0
05:00
Displacement from Time and Velocity Example

476 views / 0 likes - added 9 years ago

Worked example of calculating displacement from time and velocity More free lessons at: http://www.khanacademy.org/video?v=lQ-dvt3V4yQ
09:35
Solving for Time

486 views / 0 likes - added 9 years ago

Simple example of solving for time given distance and rate More free lessons at: http://www.khanacademy.org/video?v=awzOvyMKeMA
10:36
Probability and Combinations (part 2)

630 views / 0 likes - added 9 years ago

Making at least 3 out of 5 free throws. More free lessons at: http://www.khanacademy.org/video?v=W7DmsJKLoxc
10:08 Popular
Probability (part 5)

726 views / 0 likes - added 9 years ago

Probability of getting a certain number roll in Monopoly More free lessons at: http://www.khanacademy.org/video?v=2XToWi9j0Tk
06:52
Exactly Three Heads in Five Flips

669 views / 0 likes - added 9 years ago

Probability of exactly 3 heads in 5 flips using combinations More free lessons at: http://www.khanacademy.org/video?v=udG9KhNMKJw
14:18
Singapore Math: Grade 3a Unit 2 (part 5)

494 views / 0 likes - added 9 years ago

Adding 4 digit numbers
13:07
Singapore Math: Grade 3a, Unit 1 (part 5)

461 views / 0 likes - added 9 years ago

Even more on place value
11:37 Popular
Laplace Transform 5

718 views / 0 likes - added 9 years ago

Useful properties of the Laplace Transform More free lessons at: http://www.khanacademy.org/video?v=E2VxbufzuWQ
08:50
Banking 5: Introduction to Bank Notes

621 views / 0 likes - added 9 years ago

Introduction to bank notes (which you are more familiar with than you realize). More free lessons at: http://www.khanacademy.org/video?v=cNFLqhU4MN0
10:51
Bailout 5: Paying off the debt

590 views / 0 likes - added 9 years ago

How the bank can liquidate assets to pay off debt that comes due. More free lessons at: http://www.khanacademy.org/video?v=I8BLj7cRM7c
26:04 Popular
Normal Distribution Excel Exercise

1,634 views / 0 likes - added 9 years ago

(Long-26 minutes) Presentation on spreadsheet to show that the normal distribution approximates the binomial distribution for a large number of trials. More free lessons at: http://www.khanacademy.org/video?v=yTGEMoaWDCQ
10:18
Geithner 5: A better solution

451 views / 0 likes - added 9 years ago

A better way to solve the "liquidity" and "price discovery" problem. More free lessons at: http://www.khanacademy.org/video?v=kpqSeXpiM6k
12:25
Geithner Plan 2.5

582 views / 0 likes - added 9 years ago

More exotic ways that a bank could buy transfer exposure to the taxpayer. More free lessons at: http://www.khanacademy.org/video?v=0FxRYePmogU
12:22
Exponential Decay Formula Proof (can skip, involves Calculus)

648 views / 0 likes - added 9 years ago

Showing that N(t)=Ne^(-kt) describes the amount of a radioactive substance we have at time T. For students with background in Calculus. Not necessary for intro chemistry class. More free lessons at: http://www.khanacademy.org/video?v=H7nrVDV8ahc
04:46
Factoring Trinomials by Grouping 5

482 views / 0 likes - added 9 years ago

U09_L1_T3_we2 Factoring Trinomials by Grouping 5 More free lessons at: http://www.khanacademy.org/video?v=R-rhSQzFJL0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
10:04
Organic Chemistry Naming Examples 5

482 views / 0 likes - added 9 years ago

Organic Chemistry Naming Examples 5 More free lessons at: http://www.khanacademy.org/video?v=6BR0Q5e74bs
05:11
Dividing Whole Numbers and Applications 5

475 views / 0 likes - added 9 years ago

U01_L3_T2_we5 Dividing Whole Numbers and Applications 5
02:32
Multiplying Whole Numbers and Applications 5

698 views / 0 likes - added 9 years ago

U01_L3_T1_we5 Multiplying Whole Numbers and Applications 5

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