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  • 10:12 Complex roots of the characteristic equations 3

    Complex roots of the characteristic equations 3

    322 views / 0 likes - added

    Lets do an example with initial conditions! More free lessons at: http://www.khanacademy.org/video?v=rGaM6pwqhB0

  • 11:58 Repeated roots of the characteristic equation

    Repeated roots of the characteristic equation

    302 views / 0 likes - added

    What happens when the characteristic equation only has 1 repeated root? More free lessons at: http://www.khanacademy.org/video?v=NW9JfMvIsxw

  • 08:52 Repeated roots of the characterisitic equations part 2

    Repeated roots of the characterisitic equations part 2

    341 views / 0 likes - added

    An example where we use initial conditions to solve a repeated-roots differential equation. More free lessons at: http://www.khanacademy.org/video?v=YezsgIlcb68

  • 11:51 Introduction to matrices

    Introduction to matrices

    348 views / 0 likes - added

    What a matrix is. How to add and subtract them.

  • 20:10 Linear Algebra: Determinant as Scaling Factor

    Linear Algebra: Determinant as Scaling Factor

    538 views / 0 likes - added

    Viewing the determinant of the transformation matrix as a scaling factor of regions More free lessons at: http://www.khanacademy.org/video?v=g3MqSdO5Ubc

  • 12:36 Lin Alg: Alternate Basis Tranformation Matrix Example Part 2

    Lin Alg: Alternate Basis Tranformation Matrix Example Part 2

    457 views / 0 likes - added

    Showing that the transformation matrix with respect to basis B actually works. Brief point on why someone would want to operate in a different basis to begin with. More free lessons at: http://www.khanacademy.org/video?v=EyORbCPUAd4

  • 15:02 Singapore Math: Grade 3a Unit 2 (part 8)

    Singapore Math: Grade 3a Unit 2 (part 8)

    287 views / 0 likes - added

    Subtracting 4-digit numbers

  • 13:07 Singapore Math: Grade 3a Unit 2 (part 9)

    Singapore Math: Grade 3a Unit 2 (part 9)

    339 views / 0 likes - added

    More on subtracting 4-digit numbers

  • 11:31 Singapore Math: Grade 3a Unit 2 (part 10)

    Singapore Math: Grade 3a Unit 2 (part 10)

    434 views / 0 likes - added

    Some final 4 digit subtraction problems.

  • 10:00 Getting Exactly Two Heads (Combinatorics)

    Getting Exactly Two Heads (Combinatorics)

    435 views / 0 likes - added

    A different way to think about the probability of getting 2 heads in 4 flips More free lessons at: http://www.khanacademy.org/video?v=8TIben0bJpU

  • 06:52 Exactly Three Heads in Five Flips

    Exactly Three Heads in Five Flips

    459 views / 0 likes - added

    Probability of exactly 3 heads in 5 flips using combinations More free lessons at: http://www.khanacademy.org/video?v=udG9KhNMKJw

  • 09:10 Probability using Combinations

    Probability using Combinations

    515 views / 0 likes - added

    Probability of getting exactly 3 heads in 8 flips of a fair coin. More free lessons at: http://www.khanacademy.org/video?v=Xqfcy1rqMbI

  • 08:00 Newton's Third Law of Motion

    Newton's Third Law of Motion

    332 views / 0 likes - added

    Every action has an equal and opposite reaction More free lessons at: http://www.khanacademy.org/video?v=By-ggTfeuJU

  • 11:43 Impact Velocity From Given Height

    Impact Velocity From Given Height

    516 views / 0 likes - added

    Determining how fast something will be traveling upon impact when it is released from a given height More free lessons at: http://www.khanacademy.org/video?v=2ZgBJxT9pbU

  • 07:18 Normal Force and Contact Force

    Normal Force and Contact Force

    347 views / 0 likes - added

    The force that keeps a block of ice from falling towards the center of the earth More free lessons at: http://www.khanacademy.org/video?v=1WOrgrIcQZU

  • 14:24 Refraction and Snell's Law

    Refraction and Snell's Law

    346 views / 0 likes - added

    Refraction and Snell's Law More free lessons at: http://www.khanacademy.org/video?v=y55tzg_jW9I

  • 04:25 Refraction in Water

    Refraction in Water

    495 views / 0 likes - added

    Refraction in Water More free lessons at: http://www.khanacademy.org/video?v=jxptCXHLxKQ

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

    Introduction: Crash Course U.S. Government and Politics

    569 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

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

    Constitutional Compromises: Crash Course Government and Politics #5

    486 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

    429 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

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

    Congressional Leadership: Crash Course Government and Politics #8

    426 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

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

    Congressional Decisions: Crash Course Government and Politics #10

    416 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

    508 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

    487 views / 2 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

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

    Moon Phases: Crash Course Astronomy #4

    1,206 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

  • 12:01 Telescopes: Crash Course Astronomy #6

    Telescopes: Crash Course Astronomy #6

    483 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

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

    Introduction to the Solar System: Crash Course Astronomy #9

    696 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

    569 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

  • 09:51 The Moon: Astronomy #12

    The Moon: Astronomy #12

    685 views / 1 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

  • 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

    590 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

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

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

    513 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

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

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

    775 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

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

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

    475 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

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

    War and Civilization: Crash Course World History 205

    438 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 Popular 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

    748 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

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

    Drought and Famine: Crash Course World History #208

    644 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

    1,022 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

  • 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

    389 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

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

    Islam and Politics: Crash Course World History 216

    640 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

    635 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

    583 views / 3 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 Popular Charles V and the Holy Roman Empire: Crash Course World History #219

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

    717 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

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

    Conflict in Israel and Palestine: Crash Course World History 223

    456 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

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

    Psychological Research - Crash Course Psychology #2

    515 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

    639 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

    512 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

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

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

    801 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

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

    How to Train a Brain - Crash Course Psychology #11

    747 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

    656 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

    498 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.

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

    Emotion, Stress and Health: Crash Course Psychology #26

    653 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.

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

    OCD&Anxiety Disorders: Crash Course Psychology #29

    537 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

    434 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.

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

    Schizophrenia&Dissociative Disorders: Crash Course Psychology #32

    406 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

    505 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

    593 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.

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

    Social Influence: Crash Course Psychology #38

    475 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

    464 views / 1 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

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

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

    530 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

    381 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

    344 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

    416 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

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

    Ideal Gas Problems: Crash Course Chemistry #13

    457 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

    360 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

  • 11:26 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

    355 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

  • 11:24 Enthalpy: Crash Course Chemistry #18

    Enthalpy: Crash Course Chemistry #18

    466 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

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

    Lab Techniques&Safety: Crash Course Chemistry #21

    540 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

    495 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

  • 10:52 Orbitals: Crash Course Chemistry #25

    Orbitals: Crash Course Chemistry #25

    547 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

    426 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

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

    Equilibrium Equations: Crash Course Chemistry #29

    393 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

    388 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.

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

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

    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.

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

    Network Solids and Carbon: Crash Course Chemistry #34

    507 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

    473 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

    509 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

    387 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

    395 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

    609 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.

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  • 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

    508 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

  • 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

    19k views / 212 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

    508 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

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

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

    462 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

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

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

    592 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

    531 views / 1 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

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

    The Market Revolution: Crash Course US History #12

    542 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

  • 14:17 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

    575 views / 1 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

  • 07:25 Battles of the Civil War: Crash Course US History #19

    Battles of the Civil War: Crash Course US History #19

    597 views / 4 likes - added

    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

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

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

    783 views / 11 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

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

    The Industrial Economy: Crash Course US History #23

    560 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

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

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

    772 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

    531 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

    556 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

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

    Progressive Presidents: Crash Course US History #29

    435 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

  • 13:31 Women's Suffrage: Crash Course US History #31

    Women's Suffrage: Crash Course US History #31

    504 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

  • 14:27 Popular The Great Depression: Crash Course US History #33

    The Great Depression: Crash Course US History #33

    1,294 views / 4 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

  • 13:27 Popular World War II Part 1: Crash Course US History #35

    World War II Part 1: Crash Course US History #35

    907 views / 6 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

  • 14:23 Popular World War II Part 2 - The Homefront: Crash Course US History #36

    World War II Part 2 - The Homefront: Crash Course US History #36

    718 views / 2 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 13:35 The Cold War: Crash Course US History #37

    The Cold War: Crash Course US History #37

    592 views / 2 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 13:24 Ford, Carter, and the Economic Malaise: Crash Course US History #42

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

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

  • 14:20 Popular The Reagan Revolution: Crash Course US History #43

    The Reagan Revolution: Crash Course US History #43

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

  • 13:53 George HW Bush and the End of the Cold War: Crash Course US History #44

    George HW Bush and the End of the Cold War: Crash Course US History #44

    666 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

  • 15:38 The Clinton Years, or the 1990s: Crash Course US History #45

    The Clinton Years, or the 1990s: Crash Course US History #45

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

  • 15:40 Obamanation: Crash Course US History #47

    Obamanation: Crash Course US History #47

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

  • 12:42 Of Pentameter&Bear Baiting - Romeo&Juliet Part I: Crash Course English Literature #2

    Of Pentameter&Bear Baiting - Romeo&Juliet Part I: Crash Course English Literature #2

    478 views / 0 likes - added

    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

  • 11:43 Like Pale Gold - The Great Gatsby Part I: Crash Course English Literature #4

    Like Pale Gold - The Great Gatsby Part I: Crash Course English Literature #4

    458 views / 0 likes - added

    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

  • 08:50 Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature #5

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

    564 views / 2 likes - added

    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

  • 13:35 Fate, Family, and Oedipus Rex: Crash Course Literature 202

    Fate, Family, and Oedipus Rex: Crash Course Literature 202

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

  • 12:24 Ghosts, Murder, and More Murder - Hamlet Part I: Crash Course Literature 203

    Ghosts, Murder, and More Murder - Hamlet Part I: Crash Course Literature 203

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

  • 13:12 Reader, it's Jane Eyre - Crash Course Literature 207

    Reader, it's Jane Eyre - Crash Course Literature 207

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

  • 11:55 To Kill a Mockingbird, Part I - Crash Course Literature 210

    To Kill a Mockingbird, Part I - Crash Course Literature 210

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

  • 11:37 Race, Class, and Gender in To Kill a Mockingbird: Crash Course Literature 211

    Race, Class, and Gender in To Kill a Mockingbird: Crash Course Literature 211

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

  • 10:26 PTSD and Alien Abduction - Slaughterhouse-Five Part 2: Crash Course Literature 213

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

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

  • 11:18 The Poetry of Sylvia Plath: Crash Course Literature 216

    The Poetry of Sylvia Plath: Crash Course Literature 216

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

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  • 11:17 Water - Liquid Awesome: Crash Course Biology #2

    Water - Liquid Awesome: Crash Course Biology #2

    588 views / 0 likes - added

    Hank teaches us why water is one of the most fascinating and important substances in the universe. Follow SciShow on Twitter: http://www.twitter.com/scishow Like SciShow on Facebook: http://www.facebook.com/scishow Review: Re-watch = 00:00 Introduction =

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  • 11:45 In Da Club - Membranes&Transport: Crash Course Biology #5

    In Da Club - Membranes&Transport: Crash Course Biology #5

    370 views / 0 likes - added

    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

  • 13:26 ATP&Respiration: Crash Course Biology #7

    ATP&Respiration: Crash Course Biology #7

    478 views / 0 likes - added

    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

  • 13:15 Popular Photosynthesis: Crash Course Biology #8

    Photosynthesis: Crash Course Biology #8

    722 views / 2 likes - added

    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

  • 14:08 DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

    DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

    645 views / 0 likes - added

    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

  • 11:32 Animal Development: We're Just Tubes - Crash Course Biology #16

    Animal Development: We're Just Tubes - Crash Course Biology #16

    577 views / 0 likes - added

    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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  • 11:05 Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

    Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

    601 views / 0 likes - added

    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

  • 11:44 Popular Evolution: It's a Thing - Crash Course Biology #20

    Evolution: It's a Thing - Crash Course Biology #20

    707 views / 0 likes - added

    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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  • 13:15 Complex Animals: Annelids&Arthropods - CrashCourse Biology #23

    Complex Animals: Annelids&Arthropods - CrashCourse Biology #23

    401 views / 0 likes - added

    Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com

  • 12:10 Chordates - CrashCourse Biology #24

    Chordates - CrashCourse Biology #24

    455 views / 0 likes - added

    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

  • 11:53 Popular The Digestive System: CrashCourse Biology #28

    The Digestive System: CrashCourse Biology #28

    759 views / 3 likes - added

    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

  • 12:52 Popular Big Guns: The Muscular System - CrashCourse Biology #31

    Big Guns: The Muscular System - CrashCourse Biology #31

    726 views / 0 likes - added

    Hank tells us the story of the complicated chemical dance that allows our skeletal muscles to contract and relax. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse: http://www.facebook.com/YouTubeCrashCourse Follow CrashCo

  • 15:02 Your Immune System: Natural Born Killer - Crash Course Biology #32

    Your Immune System: Natural Born Killer - Crash Course Biology #32

    602 views / 0 likes - added

    Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCour

  • 11:21 Popular Great Glands - Your Endocrine System: CrashCourse Biology #33

    Great Glands - Your Endocrine System: CrashCourse Biology #33

    837 views / 1 likes - added

    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

  • 12:17 Old&Odd: Archaea, Bacteria&Protists - CrashCourse Biology #35

    Old&Odd: Archaea, Bacteria&Protists - CrashCourse Biology #35

    520 views / 1 likes - added

    Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most abundant organisms o

  • 10:26 Popular Ecology - Rules for Living on Earth: Crash Course Biology #40

    Ecology - Rules for Living on Earth: Crash Course Biology #40

    974 views / 0 likes - added

    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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  • 12:06 Mesopotamia: Crash Course World History #3

    Mesopotamia: Crash Course World History #3

    529 views / 0 likes - added

    In which John presents Mesopotamia, and the early civilizations that arose around the Fertile Crescent. Topics covered include the birth of territorial kingdoms, empires, Neo-Assyrian torture tactics, sacred marriages, ancient labor practices, the world's

  • 11:02 Popular Alexander the Great and the Situation ... the Great? Crash Course World History #8

    Alexander the Great and the Situation ... the Great? Crash Course World History #8

    712 views / 3 likes - added

    In which you are introduced to the life and accomplishments of Alexander the Great, his empire, his horse Bucephalus, the empires that came after him, and the idea of Greatness. Is greatness a question of accomplishment, of impact, or are people great bec

  • 12:26 The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10

    The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10

    690 views / 0 likes - added

    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

  • 10:31 Mansa Musa and Islam in Africa: Crash Course World History #16

    Mansa Musa and Islam in Africa: Crash Course World History #16

    581 views / 0 likes - added

    In which John Green teaches you about Sub-Saharan Africa! So, what exactly was going on there? It turns out, it was a lot of trade, converting to Islam, visits from Ibn Battuta, trade, beautiful women, trade, some impressive architecture, and several empi

  • 12:09 The Columbian Exchange: Crash Course World History #23

    The Columbian Exchange: Crash Course World History #23

    698 views / 0 likes - added

    In which John Green teaches you about the changes wrought by contact between the Old World and the New. John does this by exploring the totally awesome history book "The Columbian Exchange" by Alfred Cosby, Jr. After Columbus "discovered" the Americas, Eu

  • 10:33 The Amazing Life and Strange Death of Captain Cook: Crash Course World History #27

    The Amazing Life and Strange Death of Captain Cook: Crash Course World History #27

    516 views / 2 likes - added

    In which John Green teaches you about the life and death of one of history's great explorers, Captain James Cook of the British Navy. He charted large swaths of the Pacific ocean, laid claim to Australia and New Zealand, and died a bizarre death in the Sa

  • 14:03 Capitalism and Socialism: Crash Course World History #33

    Capitalism and Socialism: Crash Course World History #33

    695 views / 0 likes - added

    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 capitalism and socialism in a way that is sure to please commenters from both sides of the deba

  • 13:13 Popular World War II: Crash Course World History #38

    World War II: Crash Course World History #38

    1,096 views / 3 likes - added

    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

  • 12:49 Decolonization and Nationalism Triumphant: Crash Course World History #40

    Decolonization and Nationalism Triumphant: Crash Course World History #40

    482 views / 2 likes - added

    READ THIS: THERE ARE TWO MORE VIDEOS IN THE WORLD HISTORY SERIES. You should also turn on the captions. You'll like them. In which John Green teaches you about the post-World War II breakup of most of the European empires. As you'll remember from previous

  • 11:51 Globalization I - The Upside: Crash Course World History #41

    Globalization I - The Upside: Crash Course World History #41

    463 views / 0 likes - added

    In which John Green teaches you about globalization, a subject so epic, so, um, global, it requires two videos. In this video, John follows the surprisingly complex path of t-shirt as it criss-crosses the world before coming to rest on your doorstep, and

  • 02:33 Sesame Street: Two-Headed Monster Can't Catch

    Sesame Street: Two-Headed Monster Can't Catch

    436 views / 0 likes - added

    Two-Headed Monster can't catch...yet. If Two-Headed Monster keeps trying and practicing he might finally catch the ball. Do you know how to catch? Not, yet? That's OK, keep trying and one day you will be able to catch the ball too. Subscribe to the Sesame

  • 03:19 Sesame Street: Salvatore Dada's Abstract Art

    Sesame Street: Salvatore Dada's Abstract Art

    343 views / 0 likes - added

    Behold abstract pieces of art,“2,” “3,” and “4.” Can you guess what the next art piece is named? 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 t

  • 06:19 Sesame Street: Super Grover Balances Some Chicken Cheerleaders

    Sesame Street: Super Grover Balances Some Chicken Cheerleaders

    555 views / 1 likes - added

    Give a cheer, give a cheer, give a most substantial cheer! Uh oh! The chicken and elephant cheer squad are having trouble balancing. How can Super Grover help the enthusiastic pom pom squad get their balancing act together? Subscribe to the Sesame Street

  • 00:50 Popular Sesame Street: Watch&Play with Sesame Street GO (App Preview)

    Sesame Street: Watch&Play with Sesame Street GO (App Preview)

    706 views / 0 likes - added

    Sesame Street Go is a subscription video on demand app that delivers all your favorite Sesame Street videos and games anytime, anywhere! Download the app for free and get an unlimited 48 hour all-access pass or sign up for just $3.99 a month or $29.99 a y

  • 01:05 Popular Sesame Street: Letter C (Letter of the Day)

    Sesame Street: Letter C (Letter of the Day)

    882 views / 0 likes - added

    Cowabunga letter C! What a cool letter of the alphabet. You always catch our eye with your curve and your character! When asked which letter has the most charisma we most certainly choose you! Subscribe to the Sesame Street Channel here: http://www.youtub

  • 01:56 Sesame Street: Aziz Ansari and Grover Get Ridiculous

    Sesame Street: Aziz Ansari and Grover Get Ridiculous

    372 views / 0 likes - added

    Aziz Ansari and Grover want to explain today's vocabulary word in stove pipe hats and chicken costumes. Would you say that's a bit silly? Super silly? You're right. That's actually ridiculous, which is also today's word! Treat yourself to this ridiculous

  • 01:18 Sesame Street: Stop and Think Song

    Sesame Street: Stop and Think Song

    509 views / 0 likes - added

    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

  • 05:18 Sesame Street: Star S'Mores (Star Wars Parody)

    Sesame Street: Star S'Mores (Star Wars Parody)

    667 views / 3 likes - added

    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

  • 02:24 Sesame Street: Strenuous with Wendi and Elmo

    Sesame Street: Strenuous with Wendi and Elmo

    399 views / 0 likes - added

    Wendi McLendon-Covey and Elmo are tough. They ran around, lifted a heavy rock, and played tug-of-war with one of the world's strongest animals. What makes something strenuous? Wendi and Elmo can tell you - activities that require a ton of energy and hard

  • 00:51 Sesame Street: 1D Visits Sesame Street (One Direction Too!)

    Sesame Street: 1D Visits Sesame Street (One Direction Too!)

    660 views / 0 likes - added

    1D! 1D! 1D! We love the number 1 and the letter D! They're both so dreamy! The way number 1 is before 2 and 3 makes our hearts leap. And who can resist letter D. He's right after C, but right before E. What a letter! 1D might be the most popular act in sh

  • 05:43 Sesame Street: Cheer! (Word on the Street Podcast)

    Sesame Street: Cheer! (Word on the Street Podcast)

    559 views / 0 likes - added

    Give a cheer, give a cheer, give a most substantial cheer! Sesame Street is here and cheering you on! Don't know what a cheer is? That's OK because lots of people are going to show exactly what we mean in this video! C-H-E-E-R Cheer! Subscribe to the Sesa

  • 02:51 Sesame Street: Bert and Ernie Make Shapes

    Sesame Street: Bert and Ernie Make Shapes

    468 views / 1 likes - added

    Bert doesn't believe that Ernie's chain is truly magical. But look how magically Ernie can make it into a square, or a triangle or a circle. This chain is actually magical! Tell your friends and your mommy! Ernie has a magical shape-shifting chain! What s

  • 03:27 Sesame Street: Telly Interviews a Big Sister

    Sesame Street: Telly Interviews a Big Sister

    370 views / 1 likes - added

    We take you to our "Monster On The Spot" with the story of an actual big sister and her little brother. We've got Telly on location with Nicole and she is going to discuss the good points and bad points about being a big sister. Subscribe to the Sesame St

  • 02:57 Sesame Street: Abby and Cookie Monster Subtract (Eat) Cookies

    Sesame Street: Abby and Cookie Monster Subtract (Eat) Cookies

    518 views / 0 likes - added

    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

  • 05:48 Sesame Street: Confidence (Word on the Street Podcast)

    Sesame Street: Confidence (Word on the Street Podcast)

    599 views / 0 likes - added

    Come on! Stand up straight! Smile and make eye contact. Be confident! Why? Because you're you and no one does a better job being you than you! You got this! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=S

  • 01:44 Sesame Street: Madlenka Plays in the World Cup

    Sesame Street: Madlenka Plays in the World Cup

    401 views / 0 likes - added

    Madlenka lives in the Universe, right here on the earth. Today is the super inter-galactic world cup greatest soccer game ever with the best soccer player ever, Madlenka- at least thats what Madlenka said. Watch her dribble through the street, juke a mail

  • 05:48 Sesame Street: Courteous (Word on the Street Podcast)

    Sesame Street: Courteous (Word on the Street Podcast)

    543 views / 0 likes - added

    Being courteous is important when you are a wee little kiddo. Why, you may politely ask? Because it's important to be respectful and use manners and being polite when you are interacting with other people. Subscribe to the Sesame Street Channel here: http

  • 06:13 Popular Sesame Street: Grover Helps Piggies Up Creek (Super Grover 2.0)

    Sesame Street: Grover Helps Piggies Up Creek (Super Grover 2.0)

    820 views / 0 likes - added

    Somewhere on a raft in a Mississippi Bayou, two little piggies were stranded up a creek. Here's the thing: they had gone to market and were all excited to go wee wee wee all the way home, when all of the sudden the wind at their sails stopped. Lucky or un

  • 13:43 Sesame Street: Mother Goose's School for Nusery Rhyme ( with Shirley Jones)

    Sesame Street: Mother Goose's School for Nusery Rhyme ( with Shirley Jones)

    494 views / 0 likes - added

    Welcome to Mother Goose's School for Nursery Rhyme Characters. Imagine going to school alongside of Mary and her Little Lamb, Little Red Riding Hood, Humpty Dumpty, Jack&Jill, Peter Piper and all those other crazy guys and gals! Subscribe to the Sesame St

  • 05:42 Sesame Street: Athlete (Word on the Street Podcast)

    Sesame Street: Athlete (Word on the Street Podcast)

    476 views / 0 likes - added

    Want to be an athlete? An athlete is someone who trains to play a sport. You have to practice a lot, be determined, and love playing the sport you play! Who's your favorite athlete? Subscribe to the Sesame Street Channel here: http://www.youtube.com/subsc

  • 04:14 Sesame Street: Tyler Perry&Elmo Eat a Plate of Math

    Sesame Street: Tyler Perry&Elmo Eat a Plate of Math

    371 views / 0 likes - added

    How, you might ask. How could Tyler Perry and Elmo eat a plate of math? It's simple, you see. Math is everywhere you look. In the sky, on the subway, in on your face, and of course, on Tyler Perry's plate of nachos. With a plate of nachos, you can count t

  • 04:19 Sesame Street: Kermit Directs a Movie

    Sesame Street: Kermit Directs a Movie

    290 views / 0 likes - added

    Lights. Camera. Action. Before Kermit was the big star we all know and love, he made ends meet directing old westerns with a bunch of B-list muppets. Watch this very special clip of Kermit perfecting his craft behind the camera long before he was in the s

  • 00:36 Sesame Street: Peggy Fleming Figure 8 (Throwback)

    Sesame Street: Peggy Fleming Figure 8 (Throwback)

    315 views / 0 likes - added

    Peggy Fleming makes a perfect figure eight with her skates! She couldn't have done it without a lot of practice and a love for the number 8. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For

  • 02:13 Sesame Street: Evan Lysacek teaches Elmo and Stinky about Confidence

    Sesame Street: Evan Lysacek teaches Elmo and Stinky about Confidence

    363 views / 0 likes - added

    Stinky wants to tell you about the word confidence, but he's not confident that he can do it. Of course, confidence is about believing in yourself and your ability to do what you want to do. If only Stinky could learn to practice the very definition of th

  • 01:24 Sesame Street: Twinkle Twinkle Little Star

    Sesame Street: Twinkle Twinkle Little Star

    477 views / 2 likes - added

    If you're wondering what that twinkling twinkling little star up above the world so high like a diamond in the sky actually is, come blast off to outer space and find out. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_ce

  • 03:27 Sesame Street: The Bert and Ernie Christmas Special with Tony Sirico and Steve Schirripa

    Sesame Street: The Bert and Ernie Christmas Special with Tony Sirico and Steve Schirripa

    410 views / 0 likes - added

    Sometimes Bert and Ernie seem like a couple of wise guys and that's why they've hired actual wise guys, Tony Sirico and Steve Schirripa, to play themselves in this very festive Bert and Ernie Christmas Special. Subscribe to the Sesame Street Channel here:

  • 06:18 Sesame Street: Super Grover Finds The Perfect Ball for a Cactus

    Sesame Street: Super Grover Finds The Perfect Ball for a Cactus

    508 views / 0 likes - added

    Poor Mr. Cactus deflated the very ball he wanted play with. Hopefully, Super Grover 2.0 can help him find a ball that won't deflate, or be too heavy, or melt. Hopefully. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_cent

  • 02:29 Sesame Street: Kunal Nayyar Helps Grover fix his Robot

    Sesame Street: Kunal Nayyar Helps Grover fix his Robot

    412 views / 0 likes - added

    A robot is a machine that can do things by itself that are similar to what people can do. For example, a robot can tell you the definition of the word robot. OR it can attack Grover and Kunal Nayyar! Watch the clip to see which action the Robot performs.

  • 02:01 Sesame Street: Kids Talk About New Things

    Sesame Street: Kids Talk About New Things

    460 views / 0 likes - added

    Kids talk about trying new activities for the first time. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for your preschooler in a safe, child-friendly environmen

  • 02:01 Sesame Street: Sesame Street's Search for a New Hispanic Neighbor -- Part Two

    Sesame Street: Sesame Street's Search for a New Hispanic Neighbor -- Part Two

    605 views / 0 likes - added

    Someone new is moving to Sesame Street! Join us for this three part series that chronicles our journey to find the newest addition to the neighborhood. Part two features the small group actors who were called back for the second round of auditions. Subscr

  • 03:29 Sesame Street: Tuba and Drum -- Elmo and Telly Cooperate

    Sesame Street: Tuba and Drum -- Elmo and Telly Cooperate

    407 views / 1 likes - added

    Telly and Elmo find a way to practice together. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for your preschooler in a safe, child-friendly environment, visit u

  • 02:35 Sesame Street: Kareem Abdul Jabbar and Big Bird - Subtraction

    Sesame Street: Kareem Abdul Jabbar and Big Bird - Subtraction

    396 views / 0 likes - added

    Big Bird and Kareem Abdul Jabbar subtract with the help of four squawking birds. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for your preschooler in a safe, ch

  • 00:31 Sesame Street: Word on the Street - Subtraction

    Sesame Street: Word on the Street - Subtraction

    577 views / 0 likes - added

    Murray introduces the word "subtraction". Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for your preschooler in a safe, child-friendly environment, visit us at h

  • 01:33 Sesame Street: D is for Dance

    Sesame Street: D is for Dance

    431 views / 0 likes - added

    Ballet dancers practice and perform. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for your preschooler in a safe, child-friendly environment, visit us at http:/

  • 56:50 Great Museums: Elevated Thinking: The High Line in New York City

    Great Museums: Elevated Thinking: The High Line in New York City

    559 views / 1 likes - added

    Narrated by actress Susan Sarandon, this hour-long documentary film showcases the High Line, a most unusual and unlikely public park. Since opening in 2009, it has become a top global tourist destination, with nearly 5 million visitors annually. Since 199

  • 06:38 PREVIEW: Great Museums: Elevated Thinking: The High Line in New York City

    PREVIEW: Great Museums: Elevated Thinking: The High Line in New York City

    520 views / 0 likes - added

    Since 1998, GREAT MUSEUMS' call to action has been: "Find the museum in your own backyard." A perfect example is New York City's High Line. Recycled from a defunct elevated railroad, today's High Line is a fantastic world of woodlands, thickets, prairies

  • 26:40 Picture Perfect: George Eastman House

    Picture Perfect: George Eastman House

    483 views / 3 likes - added

    Located on historic East Avenue in Rochester, New York, this special showcases the 12.5-acre museum site that was the urban estate of George Eastman, founder of Eastman Kodak Company. The Museum focuses on the 150-year history of the art, technology, and

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  • 26:38 Triumph of the Spirit: The National D-Day Museum

    Triumph of the Spirit: The National D-Day Museum

    434 views / 1 likes - added

    Now called The National World War Two Museum, this New Orleans-based museum talks about war in human terms and celebrates the American spirit through the personal stories and artifacts of the American men and women who sacrificed and prevailed in an epic

  • 27:25 A Woman's Touch: The National Museum of Women in the Arts

    A Woman's Touch: The National Museum of Women in the Arts

    517 views / 0 likes - added

    The National Museum of Women in the Arts in Washington D.C. offers the single most important collection of art by women in the world. The museum provides an astonishing survey of women artists representing every major artistic period from 16th-century Dut

  • 56:43 Riches Rivals&Radicals: 100 Years of Museums in America

    Riches Rivals&Radicals: 100 Years of Museums in America

    473 views / 0 likes - added

    American is a land of museums. America's museum offer solitude, sanctuary and discovery. They reflect who we were, who we are, and who we hope to be. Visit some of America's museums coast-to-coast. Meet the characters whose fervor fueled the revolution th

  • 03:10 New Orleans: A Living Museum of Music - A Webisode

    New Orleans: A Living Museum of Music - A Webisode

    551 views / 1 likes - added

    From the Lower Ninth Ward to Congo Square, New Orleans has long been the hub of the ultimate music experience and a living museum of music. But beneath the pomp and circumstance of Mardi Gras and Jazz Fest lies an invaluable community of local musicians i

  • 01:05 Isabella Stewart Gardner Museum (webisode)

    Isabella Stewart Gardner Museum (webisode)

    363 views / 0 likes - added

    Great Museums TV presents a preview of "The Isabella Stewart Gardner Museum: Collective Vision". This episode aired on national public television stations across the country. A patron with exquisite taste and a zest for life, Isabella Stewart Gardner trav

  • 00:43 The National D-Day Museum (webisode)

    The National D-Day Museum (webisode)

    427 views / 0 likes - added

    Great Museums TV offers a preview of its episode featuring The National D-Day Museum, which aired on public television stations across the nation. This is not the history of World War II, but the story of what it takes to transform a nation of people into

  • 02:08 Popular "Snowman" Clip - The Story of Frozen: Making a Disney Animated Classic

    "Snowman" Clip - The Story of Frozen: Making a Disney Animated Classic

    1,323 views / 3 likes - added

    Did you know "Do You Want to Build a Snowman?" almost did not make the final cut? Learn more this Tuesday at 8pm on ABC in The Story of Frozen: Making a Disney Animated Classic.Viewers will get a rare look inside Walt Disney Animation Studios and unpreced

  • 04:22 Popular [Official Video] Radioactive - Pentatonix&Lindsey Stirling (Imagine Dragons cover)

    [Official Video] Radioactive - Pentatonix&Lindsey Stirling (Imagine Dragons cover)

    1,303 views / 14 likes - added

    2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h

  • 08:37 Popular Math Antics - Percents And Equivalent Fractions

    Math Antics - Percents And Equivalent Fractions

    947 views / 1 likes - added

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  • 06:18 Math Antics - Factoring

    Math Antics - Factoring

    627 views / 1 likes - added

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  • 06:40 Popular Math Antics - Prime Factorization

    Math Antics - Prime Factorization

    823 views / 1 likes - added

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  • 06:57 Popular Math Antics - Multi-Digit Subtraction

    Math Antics - Multi-Digit Subtraction

    728 views / 0 likes - added

    Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

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  • 11:23 Popular Math Antics - Adding&Subtracting Integers

    Math Antics - Adding&Subtracting Integers

    1,376 views / 1 likes - added

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  • 05:17 Math Antics - Fractions Are Parts

    Math Antics - Fractions Are Parts

    580 views / 0 likes - added

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  • 03:03 Math Antics - Fractions Are Division

    Math Antics - Fractions Are Division

    632 views / 0 likes - added

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  • 06:42 Math Antics - Types of Fractions

    Math Antics - Types of Fractions

    688 views / 1 likes - added

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  • 09:15 Popular Math Antics - Fractions and Decimals

    Math Antics - Fractions and Decimals

    1,711 views / 8 likes - added

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  • 06:59 Math Antics - Converting Base-10 Fractions

    Math Antics - Converting Base-10 Fractions

    629 views / 0 likes - added

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  • 06:36 Math Antics - Converting Any Fraction

    Math Antics - Converting Any Fraction

    529 views / 0 likes - added

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  • 06:31 Math Antics - Comparing Fractions

    Math Antics - Comparing Fractions

    675 views / 0 likes - added

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  • 05:42 Popular Math Antics - Multiplying Fractions

    Math Antics - Multiplying Fractions

    831 views / 1 likes - added

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  • 08:31 Math Antics - Simplifying Fractions

    Math Antics - Simplifying Fractions

    699 views / 0 likes - added

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  • 04:22 Popular Math Antics - Adding and Subtracting Fractions

    Math Antics - Adding and Subtracting Fractions

    1,757 views / 1 likes - added

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