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  • 06:01 More on Elasticity of Demand

    More on Elasticity of Demand

    285 views / 0 likes - added

    Looking a bit deeper at why elasticity changes despite having a linear demand curve More free lessons at: http://www.khanacademy.org/video?v=YOT8ryWzwbY

  • 11:41 Total Revenue and Elasticity

    Total Revenue and Elasticity

    255 views / 0 likes - added

    Thinking about how total revenue and elasticity are related More free lessons at: http://www.khanacademy.org/video?v=Udltkvm9HLc

  • 09:33 Elasticity of Supply

    Elasticity of Supply

    295 views / 0 likes - added

    Thinking about elasticity of supply More free lessons at: http://www.khanacademy.org/video?v=AAWsuFXojgo

  • 05:53 Demand Curve as Marginal Benefit Curve

    Demand Curve as Marginal Benefit Curve

    304 views / 0 likes - added

    Thinking about a demand curve in terms of quantity driving price More free lessons at: http://www.khanacademy.org/video?v=KrkbbRxdDZ8

  • 05:46 Total Consumer Surplus as Area

    Total Consumer Surplus as Area

    244 views / 0 likes - added

    Looking at consumer surplus as area between the demand curve and the market price More free lessons at: http://www.khanacademy.org/video?v=RBUBIRtn0xQ

  • 08:20 Producer Surplus

    Producer Surplus

    310 views / 0 likes - added

    Looking at the supply curve as an opportunity cost curve. Understanding the producer surplus as the area between the supply curve and the market price More free lessons at: http://www.khanacademy.org/video?v=-V-Y5klejSg

  • 08:43 Deriving Demand Curve from Tweaking Marginal Utility per Dollar

    Deriving Demand Curve from Tweaking Marginal Utility per Dollar

    324 views / 0 likes - added

    Seeing what happens to quantity demanded when price changes More free lessons at: http://www.khanacademy.org/video?v=4-_-wQc3EGE

  • 11:49 Fixed, Variable, and Marginal Cost.

    Fixed, Variable, and Marginal Cost.

    280 views / 0 likes - added

    Thinking about average fixed, variable and marginal cost More free lessons at: http://www.khanacademy.org/video?v=bBQVaRnHqLs

  • 07:40 Marginal Cost and Average Total Cost

    Marginal Cost and Average Total Cost

    274 views / 0 likes - added

    Looking at marginal and average total cost in the context of a juice business More free lessons at: http://www.khanacademy.org/video?v=7t8gdc3YogM

  • 06:10 Marginal Revenue and Marginal Cost

    Marginal Revenue and Marginal Cost

    315 views / 0 likes - added

    Thinking about a rational quantity of juice to produce More free lessons at: http://www.khanacademy.org/video?v=xGkE0oHyNhk

  • 10:17 Perfect Competition

    Perfect Competition

    327 views / 0 likes - added

    Conditions for perfect competition. Looking at the airline industry More free lessons at: http://www.khanacademy.org/video?v=_NznT4Cn8As

  • 05:44 Monopoly Basics

    Monopoly Basics

    263 views / 0 likes - added

    Thinking about what would happen with one airline. The opposite of perfect competition More free lessons at: http://www.khanacademy.org/video?v=77CApfQlTuE

  • 09:21 Oligopolies and Monopolistic Competition

    Oligopolies and Monopolistic Competition

    277 views / 0 likes - added

    Thinking about different markets that are in-between monopolies and perfect competition More free lessons at: http://www.khanacademy.org/video?v=PzDthFTzEa0

  • 08:26 Oligopolies, Duopolies, Collusion, and Cartels

    Oligopolies, Duopolies, Collusion, and Cartels

    310 views / 0 likes - added

    Thinking about when oligopolies behave more like monopolies or perfect competitors More free lessons at: http://www.khanacademy.org/video?v=N0L00FZnhtg

  • 06:31 More on Nash Equilibrium

    More on Nash Equilibrium

    282 views / 0 likes - added

    Looking more closely at the definition of Nash Equilibrium More free lessons at: http://www.khanacademy.org/video?v=ewu_7Dmj_18

  • 06:00 Negative Externalities

    Negative Externalities

    276 views / 0 likes - added

    Taking negative externalities into account when thinking about the optimal equilibrium price and quantity More free lessons at: http://www.khanacademy.org/video?v=nBw6KvU51BE

  • 13:03 A Firm's Marginal Product Revenue Curve

    A Firm's Marginal Product Revenue Curve

    298 views / 0 likes - added

    Thinking about how much incremental benefit a firm gets from hiring one more person More free lessons at: http://www.khanacademy.org/video?v=cwClnv9Y1Y0

  • 09:02 How Many People to Hire Given the MPR curve

    How Many People to Hire Given the MPR curve

    366 views / 0 likes - added

    Thinking about how many people it makes sense to hire. Brief discussion of a monopsony. More free lessons at: http://www.khanacademy.org/video?v=p8PSIpMkEvA

  • 04:49 Income and Expenditure Views of GDP

    Income and Expenditure Views of GDP

    263 views / 0 likes - added

    Looking at a simple model of an economy More free lessons at: http://www.khanacademy.org/video?v=Z9b8nnvpim0

  • 05:58 Examples of Accounting for GDP

    Examples of Accounting for GDP

    243 views / 0 likes - added

    Thinking about how different types of expenditures would be accounted for in GDP More free lessons at: http://www.khanacademy.org/video?v=BMNj7-Okclk

  • 09:54 Interest as Rent for Money

    Interest as Rent for Money

    306 views / 0 likes - added

    Thinking about interest as the price of money. Looking at money from a supply and demand perspective More free lessons at: http://www.khanacademy.org/video?v=Lru0vKmkzR8

  • 04:35 Long-Run Aggregate Supply

    Long-Run Aggregate Supply

    276 views / 0 likes - added

    Thinking about why aggregate supply may not be influenced by prices in the long-run More free lessons at: http://www.khanacademy.org/video?v=8W0iZk8Yxhs

  • 09:18 Demand-Pull Inflation under Johnson

    Demand-Pull Inflation under Johnson

    325 views / 0 likes - added

    Thinking about whether inflation in the late 1960s is consistent with the AD-AS model More free lessons at: http://www.khanacademy.org/video?v=HdqbCvqTb20

  • 06:15 Real GDP driving Price

    Real GDP driving Price

    271 views / 0 likes - added

    Thinking about how high utilization could drive price as another justification for an upward sloping short-run aggregate supply curve More free lessons at: http://www.khanacademy.org/video?v=XsD7mqFDJs0

  • 11:10 Short-Run Oil Prices

    Short-Run Oil Prices

    246 views / 0 likes - added

    Thinking about what moves oil prices More free lessons at: http://www.khanacademy.org/video?v=ZxtlcZ-d90o

  • 12:05 Keynesian Economics

    Keynesian Economics

    253 views / 0 likes - added

    Contrasting Keynesian and Classical Thinking More free lessons at: http://www.khanacademy.org/video?v=hPkh8kOldU4

  • 08:14 Risks of Keynesian Thinking

    Risks of Keynesian Thinking

    263 views / 0 likes - added

    Why Keynesian thinking might not be ideal sometimes More free lessons at: http://www.khanacademy.org/video?v=EVSkf7l7EuI

  • 08:28 Overview of Fractional Reserve Banking

    Overview of Fractional Reserve Banking

    244 views / 0 likes - added

    Big picture of how money enters circulation and how lending can increase the money supply More free lessons at: http://www.khanacademy.org/video?v=3mUi9IZb4T4

  • 07:32 Full Reserve Banking

    Full Reserve Banking

    357 views / 0 likes - added

    Overview of full reserve banking in comparison to fractional reserve banking More free lessons at: http://www.khanacademy.org/video?v=RGMcswR8DnY

  • 07:05 Simple Fractional Reserve Accounting (part 2)

    Simple Fractional Reserve Accounting (part 2)

    302 views / 0 likes - added

    How banks can actually create checking accounts under a fractional reserve system More free lessons at: http://www.khanacademy.org/video?v=PASajlCGBTw

  • 07:25 Consumption Function with Income Dependent Taxes

    Consumption Function with Income Dependent Taxes

    363 views / 0 likes - added

    Thinking about a consumption function where taxes are also a function of income (which is more realistic than constant taxes) More free lessons at: http://www.khanacademy.org/video?v=wHPGFPIcILM

  • 06:07 Loanable Funds Interpretation of IS Curve

    Loanable Funds Interpretation of IS Curve

    284 views / 0 likes - added

    Thinking about how real GDP can drive real interest rates More free lessons at: http://www.khanacademy.org/video?v=blbR5f2dq_g

  • 06:33 Financial Crisis in Thailand Caused by Speculative Attack

    Financial Crisis in Thailand Caused by Speculative Attack

    361 views / 1 likes - added

    How a currency crisis in Thailand led to a banking crisis in the 1990s More free lessons at: http://www.khanacademy.org/video?v=lA3sjWwu5-s

  • 07:41 Math Mechanics of Thai Banking Crisis

    Math Mechanics of Thai Banking Crisis

    362 views / 0 likes - added

    Going through the mechanics of how a Thai financial institution can lose their shirt when their currency devalues. More free lessons at: http://www.khanacademy.org/video?v=9p3HNMe-oAI

  • 04:16 Simplifying Square Roots Comment Response

    Simplifying Square Roots Comment Response

    289 views / 0 likes - added

    Thinking about the domain of the expression to determine if we need the absolute value sign More free lessons at: http://www.khanacademy.org/video?v=qFFhdLlX220 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 11:34 Systemic Thinking About Cancer

    Systemic Thinking About Cancer

    374 views / 0 likes - added

    Dr. David Agus discusses thinking systemically about cancer and other things More free lessons at: http://www.khanacademy.org/video?v=7zk0ubr_lzo

  • 13:03 Detectable Civilizations in our Galaxy 1

    Detectable Civilizations in our Galaxy 1

    260 views / 0 likes - added

    A framework for thinking about how many detectable civilizations are out there. More free lessons at: http://www.khanacademy.org/video?v=YYEgq1bweN4

  • 08:53 Detectable Civilizations in our Galaxy 2

    Detectable Civilizations in our Galaxy 2

    307 views / 0 likes - added

    Why do we even care about the Drake Equation. Thinking about the fraction of a planet's life when a civilization might be detectable. More free lessons at: http://www.khanacademy.org/video?v=jN03g05TSWM

  • 06:16 Detectable Civilizations in our Galaxy 4

    Detectable Civilizations in our Galaxy 4

    293 views / 0 likes - added

    Taking a shot at estimating the number of detectable civilizations More free lessons at: http://www.khanacademy.org/video?v=T5DGZIsfK-0

  • 04:12 Correction Calendar Notation

    Correction Calendar Notation

    344 views / 0 likes - added

    Correcting the time difference calculation by taking into account that there is no year 0 More free lessons at: http://www.khanacademy.org/video?v=N06Jy-gQog8

  • 11:07 K-Ar Dating Calculation

    K-Ar Dating Calculation

    370 views / 0 likes - added

    Working through a calculation for K-Ar dating (good to have some prior experience with e and logarithms) More free lessons at: http://www.khanacademy.org/video?v=iLFcSfzrlMk

  • 13:17 Collective Learning

    Collective Learning

    343 views / 0 likes - added

    How symbolic language drives collective learning and how this is one of the truly differentiating aspects of human beings relative to the rest of the animal kingdom More free lessons at: http://www.khanacademy.org/video?v=NqR_dtZu4Mo

  • 13:00 Land Productivity Limiting Human Population

    Land Productivity Limiting Human Population

    502 views / 0 likes - added

    Thinking about how we get Calories from the land limits human population densities More free lessons at: http://www.khanacademy.org/video?v=xM8szz4VB28

  • 13:41 Energy Inputs for Tilling a Hectare of Land

    Energy Inputs for Tilling a Hectare of Land

    310 views / 0 likes - added

    Thinking about energy consumption for tilling land More free lessons at: http://www.khanacademy.org/video?v=5I9dH5im24U

  • 13:29 Oxidation and Reduction Review From Biological Point-of-View

    Oxidation and Reduction Review From Biological Point-of-View

    262 views / 0 likes - added

    Taking a looking at oxidation and reduction in a biological context More free lessons at: http://www.khanacademy.org/video?v=orI2m6IarJg

  • 15:23 Valence Electrons

    Valence Electrons

    207 views / 0 likes - added

    Looking at valence electrons to figure out reactivity More free lessons at: http://www.khanacademy.org/video?v=1TZA171yxY4

  • 15:27 Introduction to Kinetics

    Introduction to Kinetics

    251 views / 0 likes - added

    Kinetics, activation energy, activated complex and catalysts. More free lessons at: http://www.khanacademy.org/video?v=__zy-oOLPug

  • 11:02 Titration Roundup

    Titration Roundup

    220 views / 0 likes - added

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

  • 17:29 Enterprise Value

    Enterprise Value

    228 views / 0 likes - added

    Solving the P/E conundrum by looking at a different valuation metric (enterprise value) More free lessons at: http://www.khanacademy.org/video?v=pa92UdJCaos

  • 12:22 Bailout 14: Possible Solution

    Bailout 14: Possible Solution

    390 views / 0 likes - added

    A solution that is MUCH fairer that has a MUCH better chance of working! More free lessons at: http://www.khanacademy.org/video?v=BdmI14oSe4g

  • 11:50 Banking 1

    Banking 1

    396 views / 0 likes - added

    Introduction to how banks make money and the value they (potentially) add to society. More free lessons at: http://www.khanacademy.org/video?v=E-HOz8T6tAo

  • 11:59 Banking 2: A bank's income statement

    Banking 2: A bank's income statement

    424 views / 0 likes - added

    Introduction to the income statement of a bank (and to income statements in general). More free lessons at: http://www.khanacademy.org/video?v=h3lMANILkw0

  • 11:48 Banking 3: Fractional Reserve Banking

    Banking 3: Fractional Reserve Banking

    435 views / 0 likes - added

    Fractional reserve banking and the multiplier effect. Introduction to the money supply. More free lessons at: http://www.khanacademy.org/video?v=nH2-37rTA8U

  • 11:07 Banking 4: Multiplier effect and the money supply

    Banking 4: Multiplier effect and the money supply

    391 views / 0 likes - added

    How "money" is created in a fractional reserve banking system. M0 and M1 definitions of the money suppy. The multiplier effect. More free lessons at: http://www.khanacademy.org/video?v=F7r7l1VG-Tw

  • 08:50 Banking 5: Introduction to Bank Notes

    Banking 5: Introduction to Bank Notes

    385 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

  • 11:02 Banking 6: Bank Notes and Checks

    Banking 6: Bank Notes and Checks

    389 views / 0 likes - added

    More on how bank notes and checks can be used. More free lessons at: http://www.khanacademy.org/video?v=IOzZVmgK3IM

  • 08:29 Banking 7: Giving out loans without giving out gold

    Banking 7: Giving out loans without giving out gold

    417 views / 0 likes - added

    How banks can give out loans without ever giving out gold. More free lessons at: http://www.khanacademy.org/video?v=On3c86V5A_E

  • 10:50 Banking 8: Reserve Ratios

    Banking 8: Reserve Ratios

    410 views / 0 likes - added

    How reserve requirements limit how much lending a bank can do. More free lessons at: http://www.khanacademy.org/video?v=VP3nKDUw1jA

  • 08:52 Banking 9: More on Reserve Ratios (Bad sound)

    Banking 9: More on Reserve Ratios (Bad sound)

    394 views / 0 likes - added

    Seeing how reserve ratios limit how much lending I can do. More free lessons at: http://www.khanacademy.org/video?v=DFPBdbx0vFc

  • 09:22 Banking 10:  Introduction to leverage (bad sound)

    Banking 10: Introduction to leverage (bad sound)

    446 views / 0 likes - added

    What leverage is. Why it is is good or bad. Leverage and insolvency. More free lessons at: http://www.khanacademy.org/video?v=8fxilNdEQTo

  • 11:28 Banking 11: A reserve bank

    Banking 11: A reserve bank

    414 views / 0 likes - added

    Introduction to the idea of a reserve bank. More free lessons at: http://www.khanacademy.org/video?v=M-4GWomLbpc

  • 11:19 Banking 12:  Treasuries (government debt)

    Banking 12: Treasuries (government debt)

    447 views / 0 likes - added

    Introduction to government debt and treasuries. What it means when we say that Federal Reserve Notes are issued by the Reserve bank but are an obligation of the Government. More free lessons at: http://www.khanacademy.org/video?v=JBWdbzzYbtU

  • 12:28 Banking 13: Open Market Operations

    Banking 13: Open Market Operations

    411 views / 0 likes - added

    Tools of the Central Bank to increase the money supply. More free lessons at: http://www.khanacademy.org/video?v=BTNarhvGX88

  • 11:42 Banking 14: Fed Funds Rate

    Banking 14: Fed Funds Rate

    447 views / 0 likes - added

    How open market operations effect the rate at which banks lend to each other overnight. More free lessons at: http://www.khanacademy.org/video?v=IniG1KkPS2c

  • 12:16 Banking 15: More on the Fed Funds Rate

    Banking 15: More on the Fed Funds Rate

    407 views / 0 likes - added

    More on the mechanics of the Federal Funds rate and how it increases the money supply. More free lessons at: http://www.khanacademy.org/video?v=rgqFXkLAc-4

  • 11:40 Banking 16: Why target rates vs. money supply

    Banking 16: Why target rates vs. money supply

    417 views / 0 likes - added

    The rationale for targeting interest rates instead of directly having a money supply target. More free lessons at: http://www.khanacademy.org/video?v=yOgGhPIHnlA

  • 10:13 Banking 17: What happened to the gold?

    Banking 17: What happened to the gold?

    467 views / 0 likes - added

    Getting off the gold standard. A short discussion of the meaning of wealth. More free lessons at: http://www.khanacademy.org/video?v=NFDMXwwzyIM

  • 14:08 Banking 18: Big Picture Discussion

    Banking 18: Big Picture Discussion

    349 views / 0 likes - added

    Pros and Cons of various banking systems. More on gold. More free lessons at: http://www.khanacademy.org/video?v=T9byZBGtGuw

  • 19:13 Fractional Reserve Banking Commentary 1

    Fractional Reserve Banking Commentary 1

    437 views / 0 likes - added

    Understanding the weak points of Fractional Reserve Banking More free lessons at: http://www.khanacademy.org/video?v=ZyyaE3DIxhc

  • 17:20 FRB Commentary 2: Deposit Insurance

    FRB Commentary 2: Deposit Insurance

    367 views / 0 likes - added

    More on the weaknesses of fractional reserve banking. The FDIC and deposit insurance and its side effects. More free lessons at: http://www.khanacademy.org/video?v=otstXFxMkl4

  • 21:28 FRB Commentary 3: Big Picture

    FRB Commentary 3: Big Picture

    395 views / 0 likes - added

    Summary of thoughts in last two videos. Discussion of why Fractional Reserve Banking is a subsidy to banks and allows them to arbitrage the yield curve. More free lessons at: http://www.khanacademy.org/video?v=8SAMey9Gl5I

  • 06:54 Housing Conundrum (part 4)

    Housing Conundrum (part 4)

    333 views / 0 likes - added

    The virtuous circle of housing price appreciation making defaults go down making lending lax making housing appreciate even more More free lessons at: http://www.khanacademy.org/video?v=s6UYa2nwaDw

  • 10:59 Bailout 13: Does the bailout have a chance of working?

    Bailout 13: Does the bailout have a chance of working?

    378 views / 0 likes - added

    Can the bailout work? More free lessons at: http://www.khanacademy.org/video?v=R528WbVdC0I

  • 14:15 Inverse Matrix (part 1)

    Inverse Matrix (part 1)

    455 views / 0 likes - added

    Taking the inverse of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=iUQR0enP7RQ

  • 18:14 Linear Algebra: Matrix Product Examples

    Linear Algebra: Matrix Product Examples

    402 views / 0 likes - added

    Example of taking the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=x1z0hOyjapU

  • 08:50 Linear Algebra: Transpose of a Matrix Product

    Linear Algebra: Transpose of a Matrix Product

    403 views / 0 likes - added

    Taking the transpose of the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=UdHgWK13x5I

  • 11:16 Linear Algebra: Introduction to Orthonormal Bases

    Linear Algebra: Introduction to Orthonormal Bases

    410 views / 0 likes - added

    Looking at sets and bases that are orthonormal -- or where all the vectors have length 1 and are orthogonal to each other. More free lessons at: http://www.khanacademy.org/video?v=7BFx8pt2aTQ

  • 08:58 Frequency Probability and Unfair Coins

    Frequency Probability and Unfair Coins

    475 views / 0 likes - added

    A different way of thinking about probability when we don't have equally likely events More free lessons at: http://www.khanacademy.org/video?v=RI874OSJp1U

  • 10:36 Probability and Combinations (part 2)

    Probability and Combinations (part 2)

    375 views / 0 likes - added

    Making at least 3 out of 5 free throws. More free lessons at: http://www.khanacademy.org/video?v=W7DmsJKLoxc

  • 07:05 LeBron asks about the chances of making 10 free throws

    LeBron asks about the chances of making 10 free throws

    391 views / 0 likes - added

    LeBron James asks Sal how to determine the probability of making 10 free throws in a row More free lessons at: http://www.khanacademy.org/video?v=iMqCSgqzmiQ

  • 12:54 Visualizing Vectors in 2 Dimensions

    Visualizing Vectors in 2 Dimensions

    285 views / 0 likes - added

    Visualizing, adding and breaking down vectors in 2 dimensions More free lessons at: http://www.khanacademy.org/video?v=xp6ibuI8UuQ

  • 09:10 Force of Friction Keeping Velocity Constant

    Force of Friction Keeping Velocity Constant

    357 views / 0 likes - added

    Calculating the coefficient of kinetic friction (correction made in next video) More free lessons at: http://www.khanacademy.org/video?v=iA7Thhnzc64

  • 07:21 Intuition on Static and Kinetic Friction Comparisons

    Intuition on Static and Kinetic Friction Comparisons

    255 views / 0 likes - added

    Why static friction is harder to overcome than kinetic friction More free lessons at: http://www.khanacademy.org/video?v=J9BWNiOSGlc

  • 09:50 Static and Kinetic Friction Example

    Static and Kinetic Friction Example

    291 views / 0 likes - added

    Thinking about the coefficients of static and kinetic friction More free lessons at: http://www.khanacademy.org/video?v=ZA_D4O6l1lo

  • 09:52 Work and Energy (part 2)

    Work and Energy (part 2)

    375 views / 1 likes - added

    More on work. Introduction to Kinetic and Potential Energies. More free lessons at: http://www.khanacademy.org/video?v=3mier94pbnU

  • 10:07 Conservation of Energy

    Conservation of Energy

    423 views / 0 likes - added

    Using the law of conservation of energy to see how potential energy is converted into kinetic energy More free lessons at: http://www.khanacademy.org/video?v=kw_4Loo1HR4

  • 09:50 Thermodynamics (part 1)

    Thermodynamics (part 1)

    336 views / 0 likes - added

    Intuition of how gases generate pressure in a container and why pressure x volume is proportional to the combined kinetic energy of the molecules in the volume. More free lessons at: http://www.khanacademy.org/video?v=tQcB9BLUoVI

  • 08:31 Popular 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

    707 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

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

    Congressional Committees: Crash Course Government and Politics #7

    414 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

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

    Introduction to the Solar System: Crash Course Astronomy #9

    603 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

  • 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

    579 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

    459 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

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

    Peripheral Nervous System: Crash Course A&P #12

    556 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

    561 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

    645 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

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

    Life Begins: Crash Course Big History #4

    547 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

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

    The Deep Future: Crash Course Big History #10

    483 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

    385 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

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

    HOW World War I Started: Crash Course World History 209

    938 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

    672 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

  • 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

    474 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

    497 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

    331 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

    803 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

    434 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

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

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

    478 views / 2 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

    635 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

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

    Water and Classical Civilizations: Crash Course World History 222

    353 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

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

    The Vikings! - Crash Course World History 224

    539 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

    549 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

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

    Psychological Research - Crash Course Psychology #2

    448 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.

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

    Perceiving is Believing - Crash Course Psychology #7

    383 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

    430 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

    678 views / 0 likes - added

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  • 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

    550 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

    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. 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

    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.

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

    The Electron: Crash Course Chemistry #5

    299 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.

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

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

    479 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

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

    The Ideal Gas Law: Crash Course Chemistry #12

    447 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

    401 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

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

    Partial Pressures&Vapor Pressure: Crash Course Chemistry #15

    341 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

  • 11:24 Enthalpy: Crash Course Chemistry #18

    Enthalpy: Crash Course Chemistry #18

    401 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

    474 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

    420 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

    384 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

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

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

    346 views / 2 likes - added

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

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

    320 views / 0 likes - added

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

    Doing Solids: Crash Course Chemistry #33

    312 views / 0 likes - added

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

    Network Solids and Carbon: Crash Course Chemistry #34

    448 views / 0 likes - added

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  • 09:04 Electrochemistry: Crash Course Chemistry #36

    Electrochemistry: Crash Course Chemistry #36

    409 views / 0 likes - added

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  • 09:05 Nomenclature - Crash Course Chemistry #44

    Nomenclature - Crash Course Chemistry #44

    421 views / 0 likes - added

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

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

    535 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

    474 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

    408 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

    11.1k views / 145 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

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

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

    470 views / 1 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

    417 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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  • 14:11 The Market Revolution: Crash Course US History #12

    The Market Revolution: Crash Course US History #12

    420 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

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

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

    625 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

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

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

    667 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

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

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

    698 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

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

    American Imperialism: Crash Course US History #28

    701 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

    394 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

  • 13:12 The Roaring 20's: Crash Course US History #32

    The Roaring 20's: Crash Course US History #32

    440 views / 0 likes - added

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

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

    714 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

  • 14:51 The Rise of Conservatism: Crash Course US History #41

    The Rise of Conservatism: Crash Course US History #41

    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. 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

    519 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

    454 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

  • 07:00 How and Why We Read: Crash Course English Literature #1

    How and Why We Read: Crash Course English Literature #1

    556 views / 2 likes - added

    In which John Green kicks off the Crash Course Literature mini series with a reasonable set of questions. Why do we read? What's the point of reading critically. John will argue that reading is about effectively communicating with other people. Unlike a d

  • 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

    422 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

  • 10:11 Before I Got My Eye Put Out - The Poetry of Emily Dickinson: Crash Course English Lit #8

    Before I Got My Eye Put Out - The Poetry of Emily Dickinson: Crash Course English Lit #8

    461 views / 1 likes - added

    In which John Green concludes the Crash Course Literature mini-series with an examination of the poetry of Emily Dickinson. Sure, John explores the creepy biographical details of Dickinson's life, but he also gets into why her poems have remained relevant

  • 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

    470 views / 0 likes - added

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  • 11:02 Ophelia, Gertrude, and Regicide - Hamlet II: Crash Course Literature 204

    Ophelia, Gertrude, and Regicide - Hamlet II: Crash Course Literature 204

    375 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

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

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

    455 views / 0 likes - added

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  • 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

    413 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

  • 11:32 Langston Hughes&the Harlem Renaissance: Crash Course Literature 215

    Langston Hughes&the Harlem Renaissance: Crash Course Literature 215

    465 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

  • 10:28 Plant Cells: Crash Course Biology #6

    Plant Cells: Crash Course Biology #6

    686 views / 1 likes - added

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

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

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

    537 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

  • 10:48 Mitosis: Splitting Up is Complicated - Crash Course Biology #12

    Mitosis: Splitting Up is Complicated - Crash Course Biology #12

    420 views / 0 likes - added

    Hank describes mitosis and cytokinesis - the series of processes our cells go through to divide into two identical copies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras

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  • 11:43 Cell Meiosis:  Crash Course Biology #13

    Cell Meiosis: Crash Course Biology #13

    597 views / 0 likes - added

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

  • 12:16 Popular Taxonomy: Life's Filing System - Crash Course Biology #19

    Taxonomy: Life's Filing System - Crash Course Biology #19

    817 views / 0 likes - added

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

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  • 08:51 Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

    Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

    436 views / 0 likes - added

    Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like

  • 12:10 Chordates - CrashCourse Biology #24

    Chordates - CrashCourse Biology #24

    381 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

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

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

    514 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

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

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

    468 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

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

    Mesopotamia: Crash Course World History #3

    447 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

  • 11:55 Popular Ancient Egypt: Crash Course World History #4

    Ancient Egypt: Crash Course World History #4

    854 views / 5 likes - added

    In which John covers the long, long history of ancient Egypt, including the Old, Middle and New Kingdoms, and even a couple of intermediate periods. Learn about mummies, pharaohs, pyramids and the Nile with John Green. Crash Course World History is now av

  • 11:32 Wait For It...The Mongols!: Crash Course World History #17

    Wait For It...The Mongols!: Crash Course World History #17

    535 views / 1 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

  • 10:12 Venice and the Ottoman Empire: Crash Course World History #19

    Venice and the Ottoman Empire: Crash Course World History #19

    521 views / 0 likes - added

    In which John Green discusses the strange and mutually beneficial relationship between a republic, the citystate of Venice, and an Empire, the Ottomans--and how studying history can help you to be a better boyfriend and/or girlfriend. Together, the Ottoma

  • 10:38 Popular Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21

    Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21

    795 views / 0 likes - added

    In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad rap from many mod

  • 11:08 The Atlantic Slave Trade: Crash Course World History #24

    The Atlantic Slave Trade: Crash Course World History #24

    566 views / 0 likes - added

    In which John Green teaches you about one of the least funny subjects in history: slavery. John investigates when and where slavery originated, how it changed over the centuries, and how Europeans and colonists in the Americas arrived at the idea that peo

  • 12:20 Popular The Seven Years War: Crash Course World History #26

    The Seven Years War: Crash Course World History #26

    721 views / 2 likes - added

    In which John teaches you about the Seven Years War, which may have lasted nine years. Or as many as 23. It was a very confusing was. The Seven Years War was a global war, fought on five continents, which is kind of a lot. John focuses on the war as it ha

  • 12:35 Haitian Revolutions: Crash Course World History #30

    Haitian Revolutions: Crash Course World History #30

    482 views / 1 likes - added

    Ideas like liberty, freedom, and self-determination were hot stuff in the late 18th century, as evidenced by our recent revolutionary videos. Although freedom was breaking out all over, many of the societies that were touting these ideas relied on slave l

  • 13:43 Latin American Revolutions: Crash Course World History #31

    Latin American Revolutions: Crash Course World History #31

    632 views / 0 likes - added

    In which John Green talks about the many revolutions of Latin America in the 19th century. At the beginning of the 1800s, Latin America was firmly under the control of Spain and Portugal. The revolutionary zeal that had recently created the United States

  • 11:05 Coal, Steam, and The Industrial Revolution: Crash Course World History #32

    Coal, Steam, and The Industrial Revolution: Crash Course World History #32

    497 views / 0 likes - added

    Mongols Shirts and Crash Course Posters! http://www.dftba.com/crashcourse In which John Green wraps up revolutions month with what is arguably the most revolutionary of modern revolutions, the Industrial Revolution. While very few leaders were beheaded in

  • 11:45 Archdukes, Cynicism, and World War I: Crash Course World History #36

    Archdukes, Cynicism, and World War I: Crash Course World History #36

    623 views / 1 likes - added

    In which John Green teaches you about the war that was supposed to end all wars. Instead, it solved nothing and set the stage for the world to be back at war just a couple of decades later. As an added bonus, World War I changed the way people look at the

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

    World War II: Crash Course World History #38

    1,017 views / 1 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

  • 03:28 Sesame Street: King Cookie

    Sesame Street: King Cookie

    469 views / 1 likes - added

    What would it be like if Cookie Monster became King? Would King Cookie get to eat the biggest cookie in“all the land?” Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet You can catch Sesame Stree

  • 05:48 Sesame Street: Game of Chairs (Game of Thrones Parody)

    Sesame Street: Game of Chairs (Game of Thrones Parody)

    381 views / 1 likes - added

    The Game of Chairs will determine who will be king or queen of Jesteros. Four players will march around three chairs while music plays until one remains. Who will take the crown in this game of musical chairs? Robb, Cersie, Joffrey, Daeneyrus or….? Subscr

  • 01:51 Sesame Street: Catch the Cookie Thief!

    Sesame Street: Catch the Cookie Thief!

    372 views / 0 likes - added

    There's a thief on the loose who has snatched up all the Cookie Art at the Cookie Museum. Who is the prime suspect? Why is the thief taking all the cookie art? Will Rachel Dratch and her posse of police penguins pin the perpetrator? Find out on PBS on Feb

  • 01:31 Sesame Street: Oscar ft. Macklemore

    Sesame Street: Oscar ft. Macklemore

    444 views / 0 likes - added

    Macklemore and the Grouches on Sesame Street are looking for the yuckiest, muckiest, grimiest trash that they could find. They're shopping and looking for some rubbish. This video is gross and awesome! Subscribe to the Sesame Street Channel here: http://w

  • 02:43 Sesame Street: How Do You Draw an Astronaut?

    Sesame Street: How Do You Draw an Astronaut?

    244 views / 0 likes - added

    So you draw a guy but instead of a head you give him a circle up on top of his shoulders and you make a window for him to see out of. Then you give him a flag to carry with stars and stripes. Give him a special neat-o space pack on his back too, and have

  • 01:21 Sesame Street: If Cookie Had Abby's Wand

    Sesame Street: If Cookie Had Abby's Wand

    340 views / 0 likes - added

    What if Cookie Monster had Abby's wand? Would Cookies fall from the sky? Would Cookie's fly from his ear? Would there be a Cookie Castle where Cookie Monster was the Cookie King? Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscrip

  • 02:11 Sesame Street: Elmo and Ice Cube are Astounded

    Sesame Street: Elmo and Ice Cube are Astounded

    283 views / 0 likes - added

    Astouding is when something is so amazing, it catches you by surprise. For example, making a penny disappear, pulling a Dinosaur out of a hat, and turning Ice Cube into an Ice Cube are all astounding magic tricks you can watch in this video. Subscribe to

  • 01:46 Sesame Street: Hello, Halloween!

    Sesame Street: Hello, Halloween!

    315 views / 0 likes - added

    Say hello to Halloween! Hope you've got your costumes and you're ready to trick or treat! You could turn a pumpkin into a jack-o-lantern or you could dress up like a sea captain! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscrip

  • 03:08 Sesame Street: Five Words to Say More Often with Grover and Kid President

    Sesame Street: Five Words to Say More Often with Grover and Kid President

    401 views / 0 likes - added

    Kid President and Grover are here to give you Five Words You Should Say More Often! Isn't that so generous? They are selflessly giving you these five words. Whats that? You want to pay it forward? Awesome! Well, get involved in Socktober. It's as easy as

  • 02:34 Sesame Street: ABC Disco with Grover

    Sesame Street: ABC Disco with Grover

    587 views / 0 likes - added

    Step aside and let the King show you how it's done. Grover is the King of ABC Disco and he is going to boogie oogie oogie through all twenty-six letter of the alphabet. Watch him get down! Subscribe to the Sesame Street Channel here: http://www.youtube.co

  • 14:06 Sesame Street: Rube Goldberg Machines!

    Sesame Street: Rube Goldberg Machines!

    366 views / 1 likes - added

    A clock strikes twelve pulling a string just tight enough to move the marble sitting on the string, sending to gently topple one domino, collapsing a bunch of other dominoes, that eventually fall off a counter and trigger a lever to launch a badminton bir

  • 04:06 Sesame Street: Socktober Telethon with Grover and Kid President!

    Sesame Street: Socktober Telethon with Grover and Kid President!

    472 views / 0 likes - added

    Grover and Kid President are teaming up for Sock-cess! To help their friends in need, Grover and Kid President are hosting a Telethon to collect socks for the homeless to keep their feet warm in the winter. You can help too! Helping is as easy as bringing

  • 01:48 Sesame Street: Viola Davis and Elmo Throw a Fiesta!

    Sesame Street: Viola Davis and Elmo Throw a Fiesta!

    301 views / 0 likes - added

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

  • 15:46 Sesame Street: Let's Be Friends

    Sesame Street: Let's Be Friends

    277 views / 0 likes - added

    Do you ever think: "Hey! I wish I had someone to talk to and make jokes with and play tag with?" You do? Well that's what a friend is! Friends are some of the coolest people on the planet. They make you laugh and keep you company and help you learn all ki

  • 01:42 Sesame Street: Happiness is Looking Up (and Finding Cookies)

    Sesame Street: Happiness is Looking Up (and Finding Cookies)

    290 views / 0 likes - added

    Cookie Monster is sad, and Ernie wants to help. Ernie suggests looking up to help feel happy. Have you ever tried looking up? Try it! Take a deep breath, throw back your shoulders, and look up! Who knows the great things you'll see when you look up: birds

  • 05:18 Sesame Street: Twilight Breaking Cookie (Twilight Parody)

    Sesame Street: Twilight Breaking Cookie (Twilight Parody)

    364 views / 0 likes - added

    Shortbredward is a yumpire with a cookie thirst and Belly is the girl who loved Shortbredward. The problem is that Shortbredward couldn't control himself enough to share his cookies with Belly. Will Shortbredward ever learn to control himself or will Baco

  • 02:14 Sesame Street: Beautiful Skin Song

    Sesame Street: Beautiful Skin Song

    550 views / 0 likes - added

    Skin covers your body from head to toe. Skin can stretch and grow and when you get hurt your skin can heal. It can be old or new, rough or smooth, and it comes in so many different colors. We all have beautiful skin! Subscribe to the Sesame Street Channel

  • 02:00 Sesame Street: Lupita Nyong'o Loves Her Skin

    Sesame Street: Lupita Nyong'o Loves Her Skin

    328 views / 0 likes - added

    Elmo is talking with his good friend Lupita about skin. Skin comes in all different textures and shades of color. Elmo's skin is very ticklish. Lupita's skin is a beautiful brown color. There are so many possibilities - ticklish or smooth, black, brown, w

  • 00:38 Sesame Street:“M is for Mystery” Preview

    Sesame Street:“M is for Mystery” Preview

    300 views / 0 likes - added

    There are mysteries afoot on Sesame Street! Grab your detective hat and join your furry friends to solve these whodunits! When items beginning with the letter“R” start vanishing, Detective Alfie Betts is on the case with a little help from Elmo and Abby!

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

    Sesame Street: Translate (Word on the Street Podcast)

    462 views / 0 likes - added

    Have you ever tried having a conversation with a Spanish-speaking lion? It can be hard to understand what he's saying and so in those instances that you find yourself with a Spanish-speaking lion you might ask politely that he translate his words into Eng

  • 03:31 Sesame Street: U/V Salesman

    Sesame Street: U/V Salesman

    268 views / 0 likes - added

    Hey Bud, we've had this letter U in our family for years, and we're gonna hate to do this but we've gotta sell it. What's that? You say you need a V? Why? What kinds of words start with the letter V? Are you interested in vegetables? or a Vespa scooter? a

  • 01:40 Sesame Street: Bert&Ernie Imagine

    Sesame Street: Bert&Ernie Imagine

    291 views / 0 likes - added

    Your imagination is where all kinds of neat things can happen. Your room could turn into something totally cool like a fish tank, or your bed could really be a race car. Imagine you are a fish driving that race car? What would that feel like? What kinds o

  • 03:24 Sesame Street: A Portrait of Bert, By Ernie

    Sesame Street: A Portrait of Bert, By Ernie

    329 views / 0 likes - added

    Examine Bert's features: his pare shaped nose, his fuzzy skin, his tuft of hair, and his distinguished eye brow. Perhaps he would look a little more hip with a beard? Ernie seems to think so. What do you think? Subscribe to the Sesame Street Channel here:

  • 02:30 Sesame Street: Color of Me Song

    Sesame Street: Color of Me Song

    680 views / 1 likes - added

    What is the color of "you?" Is your skin color tan, light brown, milky white, or dark dark brown? Whatever color you are, be proud and sing along. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStree


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