KidzTube
Welcome
Login / Register

Search Results: "You"

All   Most Recent   Most Viewed  


  • 06:26 Increasing Opportunity Cost

    Increasing Opportunity Cost

    367 views / 0 likes - added

    Why the opportunity cost may increase as you pursue more rabbits More free lessons at: http://www.khanacademy.org/video?v=00fgAG6VrRQ

  • 12:15 Marginal Utility

    Marginal Utility

    226 views / 0 likes - added

    Marginal utility and marginal benefit. How you would spend $5 on chocolate and fruit More free lessons at: http://www.khanacademy.org/video?v=Kf9KhwryQNE

  • 08:10 Depreciation and Opportunity Cost of Capital

    Depreciation and Opportunity Cost of Capital

    254 views / 0 likes - added

    How to account for things when you own the building instead of renting it More free lessons at: http://www.khanacademy.org/video?v=ckBKDrKVIMU

  • 18:27 Introduction to mortgage loans

    Introduction to mortgage loans

    233 views / 0 likes - added

    Explains mortgages. This will help you understand what you are doing when you are paying a mortgage. More free lessons at: http://www.khanacademy.org/video?v=IDHJCEKeHLc

  • 11:41 Institutional roles in issuing and processing credit cards

    Institutional roles in issuing and processing credit cards

    280 views / 0 likes - added

    The institutions involved in processing your credit credit and how they relate to each other More free lessons at: http://www.khanacademy.org/video?v=IPxQQNyCxas

  • 06:56 Vi and Sal Explore How We Think About Scale

    Vi and Sal Explore How We Think About Scale

    319 views / 0 likes - added

    Vi Hart (http://www.youtube.com/vihart) and Sal talk about how we humans perceive things nonlinearly More free lessons at: http://www.khanacademy.org/video?v=4xfOq00BzJA

  • 09:05 Projectile motion (part 3)

    Projectile motion (part 3)

    244 views / 0 likes - added

    An example of solving for the final velocity when you know the change in distance, time, initial velocity, and acceleration More free lessons at: http://www.khanacademy.org/video?v=Y5cSGxdDHz4

  • 08:58 Projectile motion (part 4)

    Projectile motion (part 4)

    202 views / 0 likes - added

    Solving for time when you are given the change in distance, acceleration, and initial velocity More free lessons at: http://www.khanacademy.org/video?v=-W3RkgvLrGI

  • 09:34 Projectile motion (part 5)

    Projectile motion (part 5)

    215 views / 0 likes - added

    How fast was the ball that you threw upwards? More free lessons at: http://www.khanacademy.org/video?v=dlpmllTx5MY

  • 11:02 Titration Roundup

    Titration Roundup

    191 views / 0 likes - added

    Making sure you fully understand titration curves More free lessons at: http://www.khanacademy.org/video?v=BBIGR0RAMtY

  • 06:50 Liar Truthteller Brain Teaser

    Liar Truthteller Brain Teaser

    422 views / 0 likes - added

    How to get correct advice when you can only ask one question from either a liar or a truthteller (when you don't know who is what) More free lessons at: http://www.khanacademy.org/video?v=69rDtSpshAw

  • 08:50 Banking 5: Introduction to Bank Notes

    Banking 5: Introduction to Bank Notes

    335 views / 0 likes - added

    Introduction to bank notes (which you are more familiar with than you realize). More free lessons at: http://www.khanacademy.org/video?v=cNFLqhU4MN0

  • 14:27 Singular Matrices

    Singular Matrices

    285 views / 0 likes - added

    When and why you can't invert a matrix. More free lessons at: http://www.khanacademy.org/video?v=UqyN7-tRS00

  • 09:39 Spring potential energy example (mistake in math)

    Spring potential energy example (mistake in math)

    239 views / 0 likes - added

    A spring, a frozen loop-d-loop and more! (See if you can find the mistake I made and get the right answer!) More free lessons at: http://www.khanacademy.org/video?v=P3QV9ktuYlQ

  • 06:47 Introduction: Crash Course U.S. Government and Politics

    Introduction: Crash Course U.S. Government and Politics

    465 views / 0 likes - added

    In which Craig Benzine introduces a brand new Crash Course about U.S. Government and Politics! This course will provide you with an overview of how the government of the United States is supposed to function, and we'll get into how it actually does functi

  • 09:05 The Bicameral Congress: Crash Course Government and Politics #2

    The Bicameral Congress: Crash Course Government and Politics #2

    367 views / 0 likes - added

    In which Craig Benzine teaches you about the United States Congress, and why it's bicameral, and what bicameral means. Craig tells you what the Senate and House of Representatives are for, some of the history of the institutions, and reveal to you just ho

  • 08:31 Separation of Powers and Checks and Balances: Crash Course Government and Politics #3

    Separation of Powers and Checks and Balances: Crash Course Government and Politics #3

    653 views / 1 likes - added

    In which Craig Benzine teaches you about the US Governments Separation of powers and the system of checks and balances. In theory, the Legislative Branch, the Executive Branch, and the Judicial Brach are designed to keep each other in check, and to keep a

  • 09:15 Federalism: Crash Course Government and Politics #4

    Federalism: Crash Course Government and Politics #4

    363 views / 0 likes - added

    In which Craig Benzine teaches you about federalism, or the idea that in the United States, power is divided between the national government and the 50 state governments. Craig will teach you about how federalism has evolved over the history of the US, an

  • 08:57 Constitutional Compromises: Crash Course Government and Politics #5

    Constitutional Compromises: Crash Course Government and Politics #5

    352 views / 1 likes - added

    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

  • 08:58 Congressional Elections: Crash Course Government and Politics #6

    Congressional Elections: Crash Course Government and Politics #6

    335 views / 0 likes - added

    This week Craig Benzine talks about the importance of elections. But he isn’t going to focus on presidential elections, but instead those of the strongest part of our government: congressional elections. Craig will talk about the frequency of elections in

  • 08:28 Congressional Committees: Crash Course Government and Politics #7

    Congressional Committees: Crash Course Government and Politics #7

    367 views / 0 likes - added

    This week Craig Benzine clears up the role of committees in Congress. We’ll talk about standing committees, joint committees, conference committees, and caucuses (and not the candidate-choosing kinds) as well as the staff agencies that help advise these c

  • 08:12 Congressional Leadership: Crash Course Government and Politics #8

    Congressional Leadership: Crash Course Government and Politics #8

    330 views / 0 likes - added

    This week Craig Benzine explores the leadership structure of congress. We’ll break out the clone machine to examine the responsibilities of the speaker of the house, the majority and minority leaders as well as the majority and minority whips in both the

  • 07:01 How a Bill Becomes a Law: Crash Course Government and Politics #9

    How a Bill Becomes a Law: Crash Course Government and Politics #9

    429 views / 1 likes - added

    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

  • 06:36 Congressional Decisions: Crash Course Government and Politics #10

    Congressional Decisions: Crash Course Government and Politics #10

    324 views / 0 likes - added

    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

  • 06:30 Presidential Power: Crash Course Government and Politics #11

    Presidential Power: Crash Course Government and Politics #11

    396 views / 0 likes - added

    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

  • 12:12 Introduction to Astronomy: Crash Course Astronomy #1

    Introduction to Astronomy: Crash Course Astronomy #1

    378 views / 1 likes - added

    Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" -- Table of Contents: What is Astronomy? 3:00 Who Studie

  • 11:17 Naked Eye Observations: Crash Course Astronomy #2

    Naked Eye Observations: Crash Course Astronomy #2

    375 views / 0 likes - added

    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

  • 09:29 Cycles in the Sky: Crash Course Astronomy #3

    Cycles in the Sky: Crash Course Astronomy #3

    324 views / 0 likes - added

    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

  • 09:46 Popular Moon Phases: Crash Course Astronomy #4

    Moon Phases: Crash Course Astronomy #4

    1,000 views / 2 likes - added

    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

  • 10:32 Eclipses: Crash Course Astronomy #5

    Eclipses: Crash Course Astronomy #5

    417 views / 0 likes - added

    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

  • 12:01 Telescopes: Crash Course Astronomy #6

    Telescopes: Crash Course Astronomy #6

    375 views / 0 likes - added

    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

  • 10:03 The Gravity of the Situation: Crash Course Astronomy #7

    The Gravity of the Situation: Crash Course Astronomy #7

    402 views / 0 likes - added

    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

  • 09:47 Tides: Crash Course Astronomy #8

    Tides: Crash Course Astronomy #8

    449 views / 1 likes - added

    Today Phil explores the world of tides! What is the relationship between tides and gravity? How do planets and their moons become tidally locked? What would happen if you were 300km tall? Important questions. -- Gravity Over Distance 0:44 Tidal Force Para

  • 10:17 Introduction to the Solar System: Crash Course Astronomy #9

    Introduction to the Solar System: Crash Course Astronomy #9

    547 views / 1 likes - added

    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

  • 12:04 The Sun: Crash Course Astronomy #10

    The Sun: Crash Course Astronomy #10

    448 views / 1 likes - added

    Phil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet. This epis

  • 10:14 The Earth: Crash Course Astronomy #11

    The Earth: Crash Course Astronomy #11

    514 views / 0 likes - added

    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

  • 09:51 The Moon: Astronomy #12

    The Moon: Astronomy #12

    552 views / 0 likes - added

    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

  • 11:21 Introduction to Anatomy&Physiology: Crash Course A&P #1

    Introduction to Anatomy&Physiology: Crash Course A&P #1

    479 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:43 Tissues, Part 1: Crash Course A&P #2

    Tissues, Part 1: Crash Course A&P #2

    404 views / 0 likes - added

    •••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

  • 10:16 Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

    Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

    402 views / 0 likes - added

    •••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

  • 10:29 Tissues, Part 3 - Connective Tissues: Crash Course A&P #4

    Tissues, Part 3 - Connective Tissues: Crash Course A&P #4

    360 views / 0 likes - added

    •••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

  • 09:43 Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5

    Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5

    483 views / 0 likes - added

    •••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

  • 09:40 The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #6

    The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #6

    508 views / 0 likes - added

    •••SUBBABLE MESSAGE••• TO: Ciaran FROM: your sister Jillian Happy birthday! Hope you enjoy being immortalized via doobly-doo! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with ev

  • 09:57 The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P #7

    The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P #7

    410 views / 0 likes - added

    •••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

  • 10:36 The Nervous System, Part 1: Crash Course A&P #8

    The Nervous System, Part 1: Crash Course A&P #8

    636 views / 0 likes - added

    •••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

  • 11:44 The Nervous System, Part 2 - Action! Potential!: Crash Course A&P #9

    The Nervous System, Part 2 - Action! Potential!: Crash Course A&P #9

    570 views / 0 likes - added

    •••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

  • 10:57 The Nervous System, Part 3 - Synapses!: Crash Course A&P #10

    The Nervous System, Part 3 - Synapses!: Crash Course A&P #10

    551 views / 0 likes - added

    •••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

  • 10:08 Central Nervous System: Crash Course A&P #11

    Central Nervous System: Crash Course A&P #11

    588 views / 1 likes - added

    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

  • 10:02 Peripheral Nervous System: Crash Course A&P #12

    Peripheral Nervous System: Crash Course A&P #12

    517 views / 2 likes - added

    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

  • 08:49 Autonomic Nervous System: Crash Course A&P #13

    Autonomic Nervous System: Crash Course A&P #13

    497 views / 1 likes - added

    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

  • 14:25 The Big Bang: Crash Course Big History #1

    The Big Bang: Crash Course Big History #1

    574 views / 2 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about, well, everything. Big History is the history of everything. We're going to start with the Big Bang, take you right through all of history (recorded and otherwise), and even talk a little

  • 14:37 Exploring the Universe: Crash Course Big History #2

    Exploring the Universe: Crash Course Big History #2

    365 views / 0 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about what happened in the Universe after the big bang. They'll teach you about cosmic background radiation, how a bunch of hydrogen and helium turned into stars, formed galaxies, created heavy

  • 14:33 The Sun&The Earth: Crash Course Big History #3

    The Sun&The Earth: Crash Course Big History #3

    443 views / 1 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about our Sun, and the formation of the planets. We're going to focus on the formation and development of the Earth, because that's where people live. You'll learn about the Solar nebula, the bi

  • 13:29 Life Begins: Crash Course Big History #4

    Life Begins: Crash Course Big History #4

    489 views / 0 likes - added

    In which Hank and John Green teach you about life on Earth. They won't be giving advice on how life should be lived, because this is a history series. Instead, they'll teach you about the earliest forms of life on Earth, and some of the ways that they dev

  • 15:05 The Evolutionary Epic: Crash Course Big History #5

    The Evolutionary Epic: Crash Course Big History #5

    327 views / 0 likes - added

    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

  • 16:14 Human Evolution: Crash Course Big History #6

    Human Evolution: Crash Course Big History #6

    564 views / 1 likes - added

    In which John Green and Hank Green teach you about how human primates moved out of Africa and turned Earth into a real-life Planet of the Apes. And the apes are people! John and Hank teach you about how humans evolved, and the sort of tricks they picked u

  • 13:41 Migrations and Intensification: Crash Course Big History #7

    Migrations and Intensification: Crash Course Big History #7

    384 views / 0 likes - added

    In which Hank and John Green teach you about humanity conquering the Earth. Or at least moving from Africa into the rest of the Earth. As human beings spread out across the world and populations grew, humanity reached a critical mass of innovators, and co

  • 13:58 The Modern Revolution: Crash Course Big History #8

    The Modern Revolution: Crash Course Big History #8

    364 views / 0 likes - added

    In which Hank and John Green teach you a Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years or so. And while there are two sides to every history, and many of these changes haven't been great

  • 12:20 The Anthropocene and the Near Future: Crash Course Big History #9

    The Anthropocene and the Near Future: Crash Course Big History #9

    379 views / 0 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about the Anthropocene, an unofficial geological era that covers the last century or so, in which humanity has made massive progress. We've discovered the Higgs-Boson particle, and awesome elect

  • 13:31 The Deep Future: Crash Course Big History #10

    The Deep Future: Crash Course Big History #10

    425 views / 0 likes - added

    Finally, after what seems like eons and eons, the end is nigh. We're talking not only about the end of Crash Course Big History, but also the end of everything. The end of humanity and the end of the universe.John and Hank Green will teach you about what

  • 13:43 Rethinking Civilization - Crash Course World History 201

    Rethinking Civilization - Crash Course World History 201

    322 views / 0 likes - added

    In which John Green returns to teaching World History! This week, we'll be talking about the idea of civilization, some of the traditional hallmarks of so-called civilization, and why some people would choose to live outside the civilization model. It tur

  • 14:04 Money&Debt: Crash Course World History 202

    Money&Debt: Crash Course World History 202

    493 views / 0 likes - added

    In which John Green teaches about filthy, filthy lucre. Money. And Debt. So, what is money? And what is it for? And why do we use money? And why does it all disappear so quickly after payday? John will look into 75% of these questions, and if he doesn't c

  • 11:37 Disease! Crash Course World History 203

    Disease! Crash Course World History 203

    468 views / 1 likes - added

    In which John Green teaches you about disease, and the effects that disease has had in human history. Disease has been with man since the beginning, and it has shaped the way humans operate in a lot of ways. John will teach you about the Black Death, the

  • 10:37 War&Human Nature: Crash Course World History 204

    War&Human Nature: Crash Course World History 204

    488 views / 1 likes - added

    In which John Green teaches you about war! Specifically, John talks about whether humanity is naturally warlike, hard-wired to kill, or if perhaps war is a cultural construct. John will talk about the Hobbes versus Rousseau debate, the effects that war ha

  • 12:48 War and Civilization: Crash Course World History 205

    War and Civilization: Crash Course World History 205

    324 views / 3 likes - added

    In which John Green investigates war, and what exactly it may or may not be good for. Was war a result of human beings organizing into larger and more complex agricultural social orders, or did war maybe create agriculture and "civilization?" It's hard to

  • 10:08 Climate Change, Chaos, and The Little Ice Age - Crash Course World History 206

    Climate Change, Chaos, and The Little Ice Age - Crash Course World History 206

    605 views / 1 likes - added

    In which John Green teaches you about the Little Ice Age. The Little Ice Age was a period of global cooling that occurred from the 13th to the 19th centuries. This cooling was likely caused by a number of factors, including unusual solar activity and volc

  • 07:21 Humans and Energy: Crash Course World History 207

    Humans and Energy: Crash Course World History 207

    620 views / 1 likes - added

    In which Stan Muller subs for John Green and teaches you about energy and humanity. Today we discuss the ideas put forth by Alfred Crosby in his book, Children of the Sun. Historically, almost all of the energy that humans use has been directly or indirec

  • 10:30 Drought and Famine: Crash Course World History #208

    Drought and Famine: Crash Course World History #208

    468 views / 0 likes - added

    In which John Green teaches you a little bit about drought, which is a natural weather phenomenon, and famine, which is almost always the result of human activity. Throughout human history, when food shortages strike humanity, there was food around. There

  • 09:10 Popular HOW World War I Started: Crash Course World History 209

    HOW World War I Started: Crash Course World History 209

    881 views / 6 likes - added

    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 are kind of important to understanding the Great War. You'll learn ab

  • 10:56 Who Started World War I: Crash Course World History 210

    Who Started World War I: Crash Course World History 210

    609 views / 3 likes - added

    In which John Green teaches you WHY World War I started. Or tries to anyway. With this kind of thing, it's kind of hard to assign blame to any one of the nations involved. Did the fault lie with Austria-Hungary? Germany? Russia? Julius Caesar? One thing w

  • 12:59 The End of Civilization (In the Bronze Age): Crash Course World History 211

    The End of Civilization (In the Bronze Age): Crash Course World History 211

    440 views / 1 likes - added

    In which John Green teaches you about the Bronze Age civilization in what we today call the middle east, and how the vast, interconnected civilization that encompassed Egypt, The Levant, and Mesopotamia came to an end. What's that you say? There was no su

  • 11:54 The Rise of the West and Historical Methodology: Crash Course World History #212

    The Rise of the West and Historical Methodology: Crash Course World History #212

    408 views / 1 likes - added

    In which John Green talks about the methods of writing history by looking at some of the ways that history has been written about the rise of the West. But first he has to tell you what the West is. And then he has to explain the Rise of the West. And the

  • 12:55 Asian Responses to Imperialism: Crash Course World History #213

    Asian Responses to Imperialism: Crash Course World History #213

    429 views / 0 likes - added

    In which John Green teaches you about Imperialism, but not from the perspective of the colonizers. This week John looks at some Asian perspectives on Imperialism, specifically writers from countries that were colonized by European powers. We'll look at th

  • 12:31 The Railroad Journey and the Industrial Revolution: Crash Course World History 214

    The Railroad Journey and the Industrial Revolution: Crash Course World History 214

    289 views / 1 likes - added

    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

  • 12:51 Popular Population, Sustainability, and Malthus: Crash Course World History 215

    Population, Sustainability, and Malthus: Crash Course World History 215

    730 views / 0 likes - added

    In which John Green teaches you about population. So, how many people can reasonably live on the Earth? Thomas Malthus got it totally wrong in the 19th century, but for some reason, he keeps coming up when we talk about population. In 1800, the human popu

  • 13:28 Islam and Politics: Crash Course World History 216

    Islam and Politics: Crash Course World History 216

    352 views / 0 likes - added

    In which John Green teaches you about how Islam has interacted with politics during it's history, and how it continues to do so today. Islamist movements are in the news a lot lately, but how did that happen. John will point out that Islam has alway been

  • 11:44 The Mughal Empire and Historical Reputation: Crash Course World History #217

    The Mughal Empire and Historical Reputation: Crash Course World History #217

    444 views / 0 likes - added

    There's a new Crash Course poster with all your favorite World History characters! Czech it: http://store.dftba.com/products/crashcourse-characters-poster In which John Green teaches you about the Mughal Empire, which ruled large swaths of the Indian Sub-

  • 15:07 Luther and the Protestant Reformation: Crash Course World History #218

    Luther and the Protestant Reformation: Crash Course World History #218

    414 views / 1 likes - added

    In which John Green teaches you about the Protestant Reformation. Prior to the Protestant Reformation, pretty much everyone in Europe was a Roman Catholic. Not to get all great man, but Martin Luther changed all that. Martin Luther didn't like the corrupt

  • 13:16 Charles V and the Holy Roman Empire: Crash Course World History #219

    Charles V and the Holy Roman Empire: Crash Course World History #219

    539 views / 0 likes - added

    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

  • 11:02 Popular World War II, A War for Resources: Crash Course World History #220

    World War II, A War for Resources: Crash Course World History #220

    964 views / 9 likes - added

    In which John Green teaches you about World War II, and some of the causes behind the war. In a lot of ways, WWII was about resources, and especially about food. The expansionist aggression of both Germany and Japan were in a lot of ways about resources.

  • 12:58 Congo and Africa's World War: Crash Course World History 221

    Congo and Africa's World War: Crash Course World History 221

    452 views / 0 likes - added

    In which John Green teaches you about the Democratic Republic of the Congo, which used to be Zaire, which used to be The Belgian Congo, which used to be the Congo Free State, which used to be the region surrounding the Congo River Basin in central Africa.

  • 11:09 Water and Classical Civilizations: Crash Course World History 222

    Water and Classical Civilizations: Crash Course World History 222

    303 views / 0 likes - added

    In which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i

  • 12:53 Conflict in Israel and Palestine: Crash Course World History 223

    Conflict in Israel and Palestine: Crash Course World History 223

    353 views / 0 likes - added

    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

  • 11:18 The Vikings! - Crash Course World History 224

    The Vikings! - Crash Course World History 224

    478 views / 3 likes - added

    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

  • 12:14 War and Nation Building in Latin America: Crash Course World History 225

    War and Nation Building in Latin America: Crash Course World History 225

    441 views / 0 likes - added

    In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of democratic, econo

  • 13:41 Iran's Revolutions: Crash Course World History 226

    Iran's Revolutions: Crash Course World History 226

    316 views / 0 likes - added

    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

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

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

    654 views / 5 likes - added

    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

  • 10:54 Intro to Psychology - Crash Course Psychology #1

    Intro to Psychology - Crash Course Psychology #1

    516 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:51 Psychological Research - Crash Course Psychology #2

    Psychological Research - Crash Course Psychology #2

    409 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:14 The Chemical Mind - Crash Course Psychology #3

    The Chemical Mind - Crash Course Psychology #3

    534 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

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

    460 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    Sensation&Perception - Crash Course Psychology #5

    404 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:24 Homunculus - Crash Course Psychology #6

    Homunculus - Crash Course Psychology #6

    345 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:00 Perceiving is Believing - Crash Course Psychology #7

    Perceiving is Believing - Crash Course Psychology #7

    331 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:34 Consciousness - Crash Course Psychology #8

    Consciousness - Crash Course Psychology #8

    376 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:41 To Sleep, Perchance to Dream - Crash Course Psychology #9

    To Sleep, Perchance to Dream - Crash Course Psychology #9

    677 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:19 Altered States - Crash Course Psychology #10

    Altered States - Crash Course Psychology #10

    350 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    How to Train a Brain - Crash Course Psychology #11

    629 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:35 The Bobo Beatdown - Crash Course Psychology #12

    The Bobo Beatdown - Crash Course Psychology #12

    488 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:55 How We Make Memories - Crash Course Psychology #13

    How We Make Memories - Crash Course Psychology #13

    528 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:18 Remembering and Forgetting - Crash Course Psychology #14

    Remembering and Forgetting - Crash Course Psychology #14

    509 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:42 Cognition: How Your Mind Can Amaze and Betray You - Crash Course Psychology #15

    Cognition: How Your Mind Can Amaze and Betray You - Crash Course Psychology #15

    510 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:02 Language: Crash Course Psychology #16

    Language: Crash Course Psychology #16

    480 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    The Power of Motivation: Crash Course Psychology #17

    452 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:50 The Growth of Knowledge: Crash Course Psychology #18

    The Growth of Knowledge: Crash Course Psychology #18

    545 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:38 Monkeys and Morality: Crash Course Psychology #19

    Monkeys and Morality: Crash Course Psychology #19

    439 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:15 Adolescence: Crash Course Psychology #20

    Adolescence: Crash Course Psychology #20

    377 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 12:24 Rorschach&Freudians: Crash Course Psychology #21

    Rorschach&Freudians: Crash Course Psychology #21

    343 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:08 Measuring Personality: Crash Course Psychology #22

    Measuring Personality: Crash Course Psychology #22

    508 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 12:39 Controversy of Intelligence: Crash Course Psychology #23

    Controversy of Intelligence: Crash Course Psychology #23

    385 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:04 Brains Vs. Bias: Crash Course Psychology #24

    Brains Vs. Bias: Crash Course Psychology #24

    393 views / 0 likes - added

    ***Subbable Message*** To: Everyone! Life is short. Don't forget to be awesome. Please. From: Dr. Dot To: All Living People Prepare - for I am about to take over the world. From: S.J. Black ****** You can directly support Crash Course at http://www.subbab

  • 10:51 Feeling All the Feels: Crash Course Psychology #25

    Feeling All the Feels: Crash Course Psychology #25

    371 views / 1 likes - added

    ***Subbable Message*** To Robert, Thank you for showing me the world, darling! From Amy and That's happiness; to be dissolved into something complete and great. From Ty Scaletta ****** You can directly support Crash Course at http://www.subbable.com/crash

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

    Emotion, Stress and Health: Crash Course Psychology #26

    521 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:10 Psychological Disorders: Crash Course Psychology #28

    Psychological Disorders: Crash Course Psychology #28

    473 views / 0 likes - added

    ***SUBBABLE MESSAGES*** To: Lola From: Daddy You are the best, I love you. *** To: Future Lia From: Mom and Dad Remember that learning isn't just useful, but also really fun! *** You can directly support Crash Course at http://www.subbable.com/crashcourse

  • 11:32 OCD&Anxiety Disorders: Crash Course Psychology #29

    OCD&Anxiety Disorders: Crash Course Psychology #29

    399 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    Depressive and Bipolar Disorders: Crash Course Psychology #30

    358 views / 2 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:51 Trauma&Addiction: Crash Course Psychology #31

    Trauma&Addiction: Crash Course Psychology #31

    363 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:44 Schizophrenia&Dissociative Disorders: Crash Course Psychology #32

    Schizophrenia&Dissociative Disorders: Crash Course Psychology #32

    323 views / 0 likes - added

    ••• Subbable Message ••• To: Margarete From: Toni Your sister thinks you are the best! Here's hoping Crash Course does an Art History season just for you. :) ••• To get your own message in the dooblydoo, you can directly support Crash Course at http://www

  • 10:12 Eating and Body Dysmorphic Disorders: Crash Course Psychology #33

    Eating and Body Dysmorphic Disorders: Crash Course Psychology #33

    402 views / 0 likes - added

    Get Help: If you think you have an eating disorder, please contact http://www.nationaleatingdisorders.org/ for help! You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we'r

  • 10:58 Personality Disorders: Crash Course Psychology #34

    Personality Disorders: Crash Course Psychology #34

    464 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:23 Getting Help - Psychotherapy: Crash Course Psychology #35

    Getting Help - Psychotherapy: Crash Course Psychology #35

    380 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:09 Biomedical Treatments: Crash Course Psychology #36

    Biomedical Treatments: Crash Course Psychology #36

    349 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:48 Social Thinking: Crash Course Psychology #37

    Social Thinking: Crash Course Psychology #37

    346 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    Social Influence: Crash Course Psychology #38

    386 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:54 Prejudice&Discrimination: Crash Course Psychology #39

    Prejudice&Discrimination: Crash Course Psychology #39

    358 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:41 Aggression V. Altruism: Crash Course Psychology #40

    Aggression V. Altruism: Crash Course Psychology #40

    328 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:12 The Nucleus: Crash Course Chemistry #1

    The Nucleus: Crash Course Chemistry #1

    374 views / 0 likes - added

    Hank does his best to convince us that chemistry is not torture, but is instead the amazing and beautiful science of stuff. Chemistry can tell us how three tiny particles - the proton, neutron and electron - come together in trillions of combinations to f

  • 11:24 Unit Conversion&Significant Figures: Crash Course Chemistry #2

    Unit Conversion&Significant Figures: Crash Course Chemistry #2

    302 views / 0 likes - added

    A unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international system of units. H

  • 10:59 The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry #3

    The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry #3

    266 views / 0 likes - added

    Today's Crash Course Chemistry takes a historical perspective on the creation of the science, which didn't really exist until a super-smart, super-wealthy Frenchman put the puzzle pieces together - Hank tells the story of how we went from alchemists to ch

  • 11:22 The Periodic Table: Crash Course Chemistry #4

    The Periodic Table: Crash Course Chemistry #4

    584 views / 1 likes - added

    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

  • 12:48 The Electron: Crash Course Chemistry #5

    The Electron: Crash Course Chemistry #5

    263 views / 0 likes - added

    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.

  • 12:47 Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry #6

    Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry #6

    323 views / 0 likes - added

    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

  • 13:34 Water and Solutions -- for Dirty Laundry: Crash Course Chemistry #7

    Water and Solutions -- for Dirty Laundry: Crash Course Chemistry #7

    417 views / 0 likes - added

    Dihydrogen monoxide (better know as water) is the key to nearly everything. It falls from the sky, makes up 60% of our bodies, and just about every chemical process related to life takes place with it or in it. Without it, none of the chemical reactions t

  • 11:17 Acid-Base Reactions in Solution: Crash Course Chemistry #8

    Acid-Base Reactions in Solution: Crash Course Chemistry #8

    289 views / 0 likes - added

    Last week, Hank talked about how stuff mixes together in solutions. Today, and for the next few weeks, he will talk about the actual reactions happening in those solutions - atoms reorganizing themselves to create whole new substances in the processes tha

  • 11:31 Precipitation Reactions: Crash Course Chemistry #9

    Precipitation Reactions: Crash Course Chemistry #9

    251 views / 0 likes - added

    A lot of ionic compounds dissolve in water, dissociating into individual ions. But when two ions find each other that form an insoluble compound, they suddenly fall out of solution in what's called a precipitation reaction. In this episode of Crash Course

  • 11:13 Redox Reactions: Crash Course Chemistry #10

    Redox Reactions: Crash Course Chemistry #10

    319 views / 0 likes - added

    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

  • 10:43 How To Speak Chemistrian: Crash Course Chemistry #11

    How To Speak Chemistrian: Crash Course Chemistry #11

    262 views / 0 likes - added

    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

  • 09:03 The Ideal Gas Law: Crash Course Chemistry #12

    The Ideal Gas Law: Crash Course Chemistry #12

    385 views / 0 likes - added

    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

  • 11:45 Ideal Gas Problems: Crash Course Chemistry #13

    Ideal Gas Problems: Crash Course Chemistry #13

    343 views / 0 likes - added

    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

  • 11:35 Real Gases: Crash Course Chemistry #14

    Real Gases: Crash Course Chemistry #14

    282 views / 0 likes - added

    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

  • 11:55 Partial Pressures&Vapor Pressure: Crash Course Chemistry #15

    Partial Pressures&Vapor Pressure: Crash Course Chemistry #15

    309 views / 0 likes - added

    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

  • 11:26 Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

    Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

    271 views / 0 likes - added

    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

  • 09:26 Energy&Chemistry: Crash Course Chemistry #17

    Energy&Chemistry: Crash Course Chemistry #17

    245 views / 0 likes - added

    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

  • 11:24 Enthalpy: Crash Course Chemistry #18

    Enthalpy: Crash Course Chemistry #18

    339 views / 0 likes - added

    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

  • 11:57 Calorimetry: Crash Course Chemistry #19

    Calorimetry: Crash Course Chemistry #19

    254 views / 0 likes - added

    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

  • 13:41 Entropy: Embrace the Chaos! Crash Course Chemistry #20

    Entropy: Embrace the Chaos! Crash Course Chemistry #20

    371 views / 0 likes - added

    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

  • 09:03 Lab Techniques&Safety: Crash Course Chemistry #21

    Lab Techniques&Safety: Crash Course Chemistry #21

    393 views / 0 likes - added

    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

  • 09:46 Atomic Hook-Ups - Types of Chemical Bonds: Crash Course Chemistry #22

    Atomic Hook-Ups - Types of Chemical Bonds: Crash Course Chemistry #22

    342 views / 0 likes - added

    Atoms are a lot like us - we call their relationships "bonds," and there are many different types. Each kind of atomic relationship requires a different type of energy, but they all do best when they settle into the lowest stress situation possible. The n

  • 10:46 Polar&Non-Polar Molecules: Crash Course Chemistry #23

    Polar&Non-Polar Molecules: Crash Course Chemistry #23

    338 views / 0 likes - added

    *** PLEASE WATCH WITH ANNOTATIONS ON! SOME INACCURACIES IN GRAPHICS ARE NOTED AND CORRECTED IN ANNOTATIONS. THANKS! *** Molecules come in infinite varieties, so in order to help the complicated chemical world make a little more sense, we classify and cate

  • 11:38 Bonding Models and Lewis Structures: Crash Course Chemistry #24

    Bonding Models and Lewis Structures: Crash Course Chemistry #24

    341 views / 0 likes - added

    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

  • 10:52 Orbitals: Crash Course Chemistry #25

    Orbitals: Crash Course Chemistry #25

    442 views / 0 likes - added

    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

  • 11:04 Liquids: Crash Course Chemistry #26

    Liquids: Crash Course Chemistry #26

    321 views / 1 likes - added

    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

  • 08:21 Solutions: Crash Course Chemistry #27

    Solutions: Crash Course Chemistry #27

    356 views / 0 likes - added

    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

  • 10:57 Equilibrium: Crash Course Chemistry #28

    Equilibrium: Crash Course Chemistry #28

    324 views / 0 likes - added

    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

  • 09:29 Equilibrium Equations: Crash Course Chemistry #29

    Equilibrium Equations: Crash Course Chemistry #29

    289 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:23 pH and pOH: Crash Course Chemistry #30

    pH and pOH: Crash Course Chemistry #30

    303 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:41 Buffers, the Acid Rain Slayer: Crash Course Chemistry #31

    Buffers, the Acid Rain Slayer: Crash Course Chemistry #31

    300 views / 2 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

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

    286 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:18 Doing Solids: Crash Course Chemistry #33

    Doing Solids: Crash Course Chemistry #33

    264 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 08:20 Network Solids and Carbon: Crash Course Chemistry #34

    Network Solids and Carbon: Crash Course Chemistry #34

    378 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:27 Silicon - The Internet's Favorite Element: Crash Course Chemistry #35

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

    255 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:04 Electrochemistry: Crash Course Chemistry #36

    Electrochemistry: Crash Course Chemistry #36

    354 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    The History of Atomic Chemistry: Crash Course Chemistry #37

    355 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:58 Nuclear Chemistry: Crash Course Chemistry #38

    Nuclear Chemistry: Crash Course Chemistry #38

    384 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 11:18 Nuclear Chemistry Part 2: Fusion and Fission - Crash Course Chemistry #39

    Nuclear Chemistry Part 2: Fusion and Fission - Crash Course Chemistry #39

    438 views / 1 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    Hydrocarbon Power! - Crash Course Chemistry #40

    298 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    Alkenes&Alkynes - Crash Course Chemistry #41

    225 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

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

    Aromatics and Cyclic Compounds - Crash Course Chemistry #42

    254 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 08:38 Hydrocarbon Derivatives - Crash Course Chemistry #43

    Hydrocarbon Derivatives - Crash Course Chemistry #43

    346 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 09:05 Nomenclature - Crash Course Chemistry #44

    Nomenclature - Crash Course Chemistry #44

    355 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:15 Polymers - Crash Course Chemistry #45

    Polymers - Crash Course Chemistry #45

    269 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

  • 10:34 The Global Carbon Cycle - Crash Course Chemistry #46

    The Global Carbon Cycle - Crash Course Chemistry #46

    459 views / 0 likes - added

    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 afford to pay a little every month, it really helps us to continue producing great content.

    Featured
  • 11:20 The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

    The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

    392 views / 1 likes - added

    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 are many. But, like

  • 12:26 When is Thanksgiving? Colonizing America: Crash Course US History #2

    When is Thanksgiving? Colonizing America: Crash Course US History #2

    484 views / 1 likes - added

    In which John Green teaches you about the (English) colonies in what is now the United States. He covers the first permanent English colony at Jamestown, Virginia, the various theocracies in Massachusetts, the feudal kingdom in Maryland, and even a bit ab

  • 11:27 The Natives and the English - Crash Course US History #3

    The Natives and the English - Crash Course US History #3

    413 views / 0 likes - added

    In which John Green teaches you about relations between the early English colonists and the native people the encountered in the New World. In short, these relations were poor. As soon as they arrived, the English were in conflict with the native people.

  • 11:38 The Quakers, the Dutch, and the Ladies: Crash Course US History #4

    The Quakers, the Dutch, and the Ladies: Crash Course US History #4

    354 views / 2 likes - added

    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

  • 10:40 Popular The Seven Years War and the Great Awakening: Crash Course US History #5

    The Seven Years War and the Great Awakening: Crash Course US History #5

    8,116 views / 101 likes - added

    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

  • 12:19 Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6

    Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6

    333 views / 1 likes - added

    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

  • 12:41 Who Won the American Revolution?: Crash Course US History #7

    Who Won the American Revolution?: Crash Course US History #7

    522 views / 0 likes - added

    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

    Featured
  • 13:04 The Constitution, the Articles, and Federalism: Crash Course US History #8

    The Constitution, the Articles, and Federalism: Crash Course US History #8

    386 views / 0 likes - added

    In which John Green teaches you about the United States Constitution. During and after the American Revolutionary War, the government of the new country operated under the Articles of Confederation. While these Articles got the young nation through its wa

  • 13:57 Where US Politics Came From: Crash Course US History #9

    Where US Politics Came From: Crash Course US History #9

    366 views / 0 likes - added

    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

    Featured
  • 13:19 Thomas Jefferson&His Democracy: Crash Course US History #10

    Thomas Jefferson&His Democracy: Crash Course US History #10

    473 views / 3 likes - added

    In which John Green teaches you about founding father and third president of the United States, Thomas Jefferson. Jefferson is a somewhat controversial figure in American history, largely because he, like pretty much all humans, was a big bundle of contra

  • 12:43 The War of 1812 - Crash Course US History #11

    The War of 1812 - Crash Course US History #11

    419 views / 0 likes - added

    In which John Green teaches you about the War of 1812. The War of 1812 was fought between the United States and its former colonial overlord England. It started in, you guessed it 1812. The war lasted until 1815, and it resolved very little. John will tak

    Featured
  • 14:11 The Market Revolution: Crash Course US History #12

    The Market Revolution: Crash Course US History #12

    356 views / 0 likes - added

    In which John Green teaches you about the Market Revolution. In the first half of the 19th century, the way people lived and worked in the United States changed drastically. At play was the classic (if anything in a 30 year old nation can be called classi

  • 14:25 Slavery - Crash Course US History #13

    Slavery - Crash Course US History #13

    604 views / 3 likes - added

    In which John Green teaches you about America's "peculiar institution," slavery. I wouldn't really call it peculiar. I'd lean more toward horrifying and depressing institution, but nobody asked me. John will talk about what life was like for a slave in th

  • 15:05 Age of Jackson: Crash Course US History #14

    Age of Jackson: Crash Course US History #14

    524 views / 1 likes - added

    In which John Green teaches you about the presidency of Andrew Jackson So how did a president with astoundingly bad fiscal policies end up on the $20 bill? That's a question we can't answer, but we can tell you how Jackson got to be president, and how he

  • 14:47 19th Century Reforms: Crash Course US History #15

    19th Century Reforms: Crash Course US History #15

    345 views / 1 likes - added

    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

  • 13:11 Women in the 19th Century: Crash Course US History #16

    Women in the 19th Century: Crash Course US History #16

    540 views / 1 likes - added

    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 state of flux for

  • 12:47 War&Expansion: Crash Course US History #17

    War&Expansion: Crash Course US History #17

    304 views / 0 likes - added

    In which John Green teaches you about the Mexican-American War in the late 1840s, and the expansion of the United States into the western end of North America. In this episode of Crash Course, US territory finally reaches from the Atlantic coast to the Pa

  • 14:17 The Election of 1860&the Road to Disunion: Crash Course US History #18

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

    411 views / 0 likes - added

    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

  • 12:01 The Civil War, Part I: Crash Course US History #20

    The Civil War, Part I: Crash Course US History #20

    615 views / 10 likes - added

    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

  • 05:28 History of the 4th of July: Crash Course US History Special

    History of the 4th of July: Crash Course US History Special

    391 views / 1 likes - added

    In which John Green teaches you a bit about the 4th of July. In this special short Crash Course, John celebrates American Independence Day by teaching you how the holiday came to be on the 4th of July, and the many ways that Americans celebrate the day. T

  • 10:54 The Civil War Part 2: Crash Course US History #21

    The Civil War Part 2: Crash Course US History #21

    614 views / 2 likes - added

    In which John Green teaches you how the Civil War played a large part in making the United States the country that it is today. He covers some of the key ways in which Abraham Lincoln influenced the outcome of the war, and how the lack of foreign interven

  • 13:01 Reconstruction and 1876: Crash Course US History #22

    Reconstruction and 1876: Crash Course US History #22

    548 views / 1 likes - added

    In which John Green teaches you about Reconstruction. After the divisive, destructive Civil War, Abraham Lincoln had a plan to reconcile the country and make it whole again. Then he got shot, Andrew Johnson took over, and the disagreements between Johnson

  • 12:32 The Industrial Economy: Crash Course US History #23

    The Industrial Economy: Crash Course US History #23

    424 views / 0 likes - added

    In which John Green teaches you about the Industrial Economy that arose in the United States after the Civil War. You know how when you're studying history, and you're reading along and everything seems safely in the past, and then BOOM you think, "Man, t

  • 12:44 Popular Westward Expansion: Crash Course US History #24

    Westward Expansion: Crash Course US History #24

    1,115 views / 3 likes - added

    In which John Green teaches you about the Wild, Wild, West, which as it turns out, wasn't as wild as it seemed in the movies. When we think of the western expansion of the United States in the 19th century, we're conditioned to imagine the loner. The self

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

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

    616 views / 2 likes - added

    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

  • 13:51 Gilded Age Politics:Crash Course US History #26

    Gilded Age Politics:Crash Course US History #26

    382 views / 0 likes - added

    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 afford to pay a little every month, it really helps keep the channel producing great conten

  • 15:01 The Progressive Era: Crash Course US History #27

    The Progressive Era: Crash Course US History #27

    354 views / 1 likes - added

    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 afford to pay a little every month, it really helps keep the channel producing great conten

  • 14:04 American Imperialism: Crash Course US History #28

    American Imperialism: Crash Course US History #28

    628 views / 0 likes - added

    In which John Green teaches you about Imperialism. In the late 19th century, the great powers of Europe were running around the world obtaining colonial possessions, especially in Africa and Asia. The United States, which as a young country was especially

  • 15:07 Progressive Presidents: Crash Course US History #29

    Progressive Presidents: Crash Course US History #29

    349 views / 1 likes - added

    In which John Green teaches you about the Progressive Presidents, who are not a super-group of former presidents who create complicated, symphonic, rock soundscapes that transport you into a fantasy fugue state. Although that would be awesome. The preside

  • 13:40 America in World War I: Crash Course US History #30

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

    451 views / 2 likes - added

    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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th


>> View You web videos



RSS