Search Results: "tate modern museum"

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05:18 Popular
Linear And Exponential Growth — Harder Example | Math | New SAT | Khan Academy

870 views / 0 likes - added 8 years ago

Watch Sal work through a harder Linear and exponential growth problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q8-easier?utm_source=YT&utm_medium=Desc&utm_campaign=
02:28 Popular
Linear And Exponential Growth — Basic Example | Math | New SAT | Khan Academy

1,149 views / 0 likes - added 8 years ago

Watch Sal work through a basic Linear and exponential growth problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q6-harder?utm_source=YT&utm_medium=Desc&utm_campaign=N
03:27 Popular
Key Features Of Graphs — Harder Example | Math | New SAT | Khan Academy

749 views / 0 likes - added 8 years ago

Watch Sal work through a harder Key features of graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q6-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT
03:22 Popular
Key Features Of Graphs — Basic Example | Math | New SAT | Khan Academy

1,106 views / 0 likes - added 8 years ago

Watch Sal work through a basic Key features of graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q5-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT M
04:00 Popular
Data Collection And Conclusions — Basic Example | Math | New SAT | Khan Academy

2,505 views / 0 likes - added 8 years ago

Watch Sal work through a basic Data collections and conclusions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q10-harder?utm_source=YT&utm_medium=Desc&utm_campai
03:58
An Acquiring Mind: An Inside Look: The Exhibition

635 views / 0 likes - added 9 years ago

Webisode celebrating the Philippe de Montebello exhibition at The Metropolitan Museum of Art. "The Exhibition" offers exclusive interviews with Philippe de Montebello, footage from the Met's opening gala and the exhibition itself. For more information, vi
02:16 Popular
Center, Spread, And Shape Of Distributions — Harder Example | Math | New SAT | Khan Academy

1,345 views / 0 likes - added 8 years ago

Watch Sal work through a harder Center, spread, and shape of distributions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q10-easier?utm_source=YT&utm_medium=Desc
03:59 Popular
Meet the Comma | Punctuation | Grammar | Khan Academy

911 views / 1 likes - added 6 years ago

David and Paige introduce you to the superhero of the punctuation world: the comma! Practice this yourself on Khan Academy right now: . Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/
03:00 Popular
Commas in dialogue | Punctuation | Grammar | Khan Academy

1,170 views / 1 likes - added 6 years ago

“Today we’re going to talk about using commas in dialogue,” said David and Paige, KA’s resident grammarians. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/commas-in-dialogue?utm_so
04:47
Who versus whom | The parts of speech | Grammar | Khan Academy

598 views / 0 likes - added 6 years ago

When do you use who, and when do you use whom? David, KA's grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/relative-pronouns?utm_source=YT&utm_medium=Desc&u
03:00
Appositives | Punctuation | Grammar | Khan Academy

632 views / 0 likes - added 6 years ago

David and Paige, KA’s resident grammarians, cover appositives and how to use commas along with them. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/appositives?utm_source=YT&utm_med
03:15
Personal pronouns | The parts of speech | Grammar | Khan Academy

654 views / 0 likes - added 6 years ago

Let's meet the personal pronouns! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/meet-the-personal-pronoun?utm_source=YT&utm_medium=Desc&utm_campaign=grammar Watch the next less
03:12 Popular
Correlative conjunctions | The parts of speech | Grammar | Khan Academy

1,015 views / 0 likes - added 6 years ago

Correlative conjunctions work in pairs to connect parts of sentences. David teaches you how they do it! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/e/correlative-conjuntions?u
11:53 Popular
Samurai, Daimyo, Matthew Perry, and Nationalism: Crash Course World History #34

809 views / 1 likes - added 9 years ago

In which John Green teaches you about Nationalism. Nationalism was everywhere in the 19th century, as people all over the world carved new nation-states out of old empires. Nationalist leaders changed the way people thought of themselves and the places th
05:27 Popular
Subordinating conjunctions | The parts of speech | Grammar | Khan Academy

1,247 views / 0 likes - added 6 years ago

Subordinating conjunctions join two parts of complex sentences––independent clauses to dependent clauses. David explains how. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/e/coo
05:24
How It's Actually Made - Jelly Beans

621 views / 0 likes - added 3 years ago

Jelly Beans may be one of the oldest candies in the world, but the process for making them is nothing but modern. Here's how they're made.Live Stream: https://www.twitch.tv/huggbeestvTwitter: https://twitter.com/HuggbeesTV
00:50
Mechanical Masterpieces

167 views / 0 likes - added 2 years ago

Mechanical Masterpieces is a collection of paintings reimagined for the 21st century. Optimized for short attention spans, it allows viewers to poke, switch, disco, inflate and water paintings to their heart’s content. The installation was created f
08:54
The Rare Book Room!

559 views / 2 likes - added 6 years ago

The Field Museum isn't just home to specimens and artifacts: it's also home to the books and manuscripts that have shaped our understanding of the world's natural history. Today, we look at some of the 7,500 books in the Mary W. Runnells Rare Book Room! ↓
01:51
Punctuating a list | Punctuation | Grammar | Khan Academy

584 views / 0 likes - added 6 years ago

Learn how to use commas to punctuate a written list of people, things, actions, or events. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/punctuating-lists?utm_source=YT&utm_medium=
07:18 Popular
Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

1,209 views / 0 likes - added 8 years ago

Where did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/abstract-ness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha
02:53 Popular
The truly irregular verbs | The parts of speech | Grammar | Khan Academy

1,034 views / 0 likes - added 6 years ago

Some irregular verbs just won't be categorized. They don't fit into neat little boxes. These are those verbs. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/e/intro-to-irregular
05:53
Comparing Q vs K example | Chemical equilibrium | Chemistry | Khan Academy

589 views / 0 likes - added 6 years ago

A worked example using reaction quotient Q to predict how concentrations will shift so the reaction can get to equilibrium. Watch the next lesson: https://www.khanacademy.org/science/chemistry/acids-and-bases-topic/acids-and-bases/v/arrhenius-definition-o
05:03 Popular
Indefinite Pronouns | The parts of speech | Grammar | Khan Academy

1,134 views / 0 likes - added 6 years ago

David, Khan Academy's Grammar Fellow, covers three nifty features of indefinite pronouns, which are pronouns that are just a little vague, y'know? Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspee
09:38
The Case for Saving PARASITES.

432 views / 0 likes - added 6 years ago

PARASITE. Doesn't the word just make your skin crawl? (that's actually the worms living under your flesh... just kidding). Despite our "ick" reaction to these animals, they play important roles in their environments - and many are under threat. ↓↓↓ Check
02:54 Popular
Helping verbs | The parts of speech | Grammar | Khan Academy

1,152 views / 0 likes - added 6 years ago

We've established that verbs can show actions and link ideas together. Now, let's talk about how some verbs can be used to help other verbs. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/gra
02:11
Perfect progressive aspect | The parts of speech | Grammar | Khan Academy

539 views / 0 likes - added 6 years ago

We use the perfect progressive aspect to talk about an action that was once ongoing, but has since completed, like "I had been waiting for twenty minutes." Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/pa
02:55 Popular
Emphatic pronouns | The parts of speech | Grammar | Khan Academy

893 views / 0 likes - added 6 years ago

Sometimes we use reflexive pronouns like "myself" and "ourselves" for emphasis in a sentence, like, "If you won't help me, then I'll do it myself!" KA's Grammar Fellow, David, explains this usage. Practice this yourself on Khan Academy right now: https://
05:27 Popular
Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

1,285 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/World-of-exponents/v/exponents-warmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/pre-algebra/app
02:00 Popular
What is a pronoun? | The parts of speech | Grammar | Khan Academy

1,078 views / 0 likes - added 6 years ago

Pronouns are words that can replace nouns, like the way "it" replaces "elephant" in "I looked at the elephant. It was grey." Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/the-q
03:14
The irregular verb gets taken for a ride | Grammar | Khan Academy

591 views / 0 likes - added 6 years ago

This group of irregular verbs have vowel sounds that change in a predictable way, when they go from the present to the past tense. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs
02:45
Progressive Aspect | The parts of speech | Grammar | Khan Academy

528 views / 0 likes - added 6 years ago

If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o
01:32
Simple Aspect | The parts of speech | Grammar | Khan Academy

608 views / 0 likes - added 6 years ago

If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o
09:41
Spinning Levers (1936)

579 views / 0 likes - added 5 years ago

The transmission in the modern motorcar -- the mechanism that makes it possible to have three forward speeds and a reverse -- is a series of levers, levers that spin. Producer: Handy (Jam) Organization Sponsor: Chevrolet Division, General Motors Corporati
05:10 Popular
Reflexive pronouns | The parts of speech | Grammar | Khan Academy

1,088 views / 0 likes - added 6 years ago

We use reflexive pronouns (like "herself" and "ourselves") when the subject and the object of a sentence are the same thing. David, KA's Grammar Fellow, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/gra
05:18 Popular
Pronoun number | The parts of speech | Grammar | Khan Academy

874 views / 0 likes - added 6 years ago

The difference between something being singular or plural is what we call 'grammatical number' in English. Here's how that idea applies to pronouns! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofsp
08:30 Popular
Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

1,842 views / 0 likes - added 8 years ago

Multiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolute-value/abs_value_tutorial/v/absolute-value-and-number-lines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less
07:43 Popular
Basic Addition | Addition And Subtraction | Arithmetic | Khan Academy

1,298 views / 1 likes - added 8 years ago

Introduction to addition. Multiple visual ways to represent addition. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/addition-subtraction/basic_addition/e/addition_1?utm_source=YT&utm_medium=Desc&ut
05:34
Subject and object pronouns | The parts of speech | Grammar | Khan Academy

531 views / 0 likes - added 6 years ago

Before we get any further with pronouns, let's cover what the difference between a subject and an object pronoun is, because the distinction between those two concepts will start coming up a good deal. Practice this yourself on Khan Academy right now: htt
03:11 Popular
The vowel-shift irregular verb | The parts of speech | Grammar | Khan Academy

1,190 views / 0 likes - added 6 years ago

This group of irregular verbs have vowel sounds that change in a predictable way, when they go from the present to the past tense. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs
09:17 Popular
Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

1,881 views / 0 likes - added 8 years ago

Metric unit conversion Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/metric-system-tutorial/v/converting-within-the-metric-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http
04:35
Commas and introductory elements | Punctuation | Grammar | Khan Academy

531 views / 0 likes - added 6 years ago

In English, you use commas to separate introductory elements from the rest of a sentence. Find out how with David and Paige! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/commas-an
05:11
Michio Kaku: What If Einstein Is Wrong?

520 views / 0 likes - added 6 years ago

Don't miss new Big Think videos! Subscribe by clicking here: http://goo.gl/CPTsV5 We'll have to recalibrate everything -- the age of the universe, the age of stars, the distance to the stars, the basic structure of modern electronics, the GPS, nuclear wea
04:53 Popular
Modal verbs | The parts of speech | Grammar | Khan Academy

1,472 views / 0 likes - added 6 years ago

There's a class of helper verbs known as modals that we use to express a bunch of conditions: we can use them to give advice, make guesses at how necessary or likely something is, make requests of people, and so on. They're super useful. Practice this you
Introducing Alexander von Humboldt

179 views / 0 likes - added 2 years ago

Learn about the life and legacy of Alexander von Humboldt. Narrated by modern-day polymath Ken Jennings, the 'Greatest of All Time' Jeopardy! champion. This video was created in conjunction with the SAAM exhibition "Alexander von Humboldt and the United S
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Perfect Aspect | The parts of speech | Grammar | Khan Academy

689 views / 0 likes - added 6 years ago

If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o
04:39 Popular
Grammatical person and pronouns | The parts of speech | Grammar | Khan Academy

874 views / 0 likes - added 6 years ago

There's this idea in grammar called grammatical person that helps describe who's being talked about in a sentence. David, KA's Grammar Fellow, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/parts
02:48 Popular
Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,037 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/
01:50
Introduction to verb aspect | The parts of speech | Grammar | Khan Academy

575 views / 0 likes - added 6 years ago

If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o
07:34 Popular
Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,100 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math
03:00 Popular
Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

1,790 views / 0 likes - added 8 years ago

The simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/order-of-operations/arithmetic_properties/v/inverse-property-of-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M
10:00
Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

615 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/hexadecimal-number-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.
07:33 Popular
Ways to get a buffer solution | Chemistry | Khan Academy

1,260 views / 0 likes - added 6 years ago

Describes the two main situations where you get a buffer: making a buffer for a specific pH by combining a weak acid and a salt containing the conjugate base, and using a neutralization reaction by combining a weak acid and a strong base. Watch the next l
01:46 Popular
Introduction to verb tense | The parts of speech | Grammar | Khan Academy

811 views / 0 likes - added 6 years ago

An understanding of verb tense will make you into a TIME WIZARD, with the ability to control the past, the present, and the future – with your words, anyway. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/
03:43 Popular
Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

1,435 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-addition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p
03:52 Popular
Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,519 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/large-number-decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca
21:27
| Inside The Cockpit - Albatros D.Va

490 views / 0 likes - added 4 years ago

The German Albatros is one of the most revered aircraft of the First World War and played a crucial role during 'Bloody April' in 1917. Let's hop inside and see what makes this bird tick. - Patreon: https://www.patreon.com/Bismarck - PayPal: https://www.p
09:21
Why 18,000 Bones Are Hidden In This Smithsonian Warehouse | Colossal Collections | Business Insider

158 views / 0 likes - added 1 year ago

The Smithsonian National Museum of Natural History has over 18,000 specimens in its marine mammal bone collection, notably featuring a rare 8.5-foot adult Rice's whale skull. This collection is so large in both size and scale that it has outgrown the muse
05:10 Popular
How Computers Work: What Makes a Computer, a Computer?

1,698 views / 0 likes - added 5 years ago

Computers are all around us, but what really makes a computer, a computer? Explore the history of computers and the features they all share. Start learning at http://code.org/ Stay in touch with us! • on Twitter https://twitter.com/codeorg • on Facebook h
01:56
Indian architect looks to nature to cool without chemicals

225 views / 0 likes - added 3 years ago

Monish Siripurapu, an architect based in New Delhi, created a biomimicry cooling system inspired by the structure of a beehive and customized through advanced computational analysis and modern calibration techniques. The device passes water through earthe
05:34 Popular
How Blue LEDs Changed the World

706 views / 1 likes - added 5 years ago

Not only are small, energy efficient LEDs used in almost every piece of modern electronics, they have the greatest potential impact on energy savings globally. But LEDs didn't have much use until the '90s, when Japanese scientists discovered the missing l
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02:36
Why Isn't Pterodactyl a Dinosaur?

579 views / 1 likes - added 5 years ago

Are Pterodactyls and other pterosaurs considered dinosaurs? There are flying dinosaurs, right? And what are dimetrodon and plesiosaurs? Paleontologist Danny Barta explains what a dinosaur is, and is not! If you’re more of a space person, check out “Why is
06:17 Popular
Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

890 views / 0 likes - added 8 years ago

We'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/solving-percent-problems-2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the
08:25
What Historical Figures Might Look Like If They Lived Today Vol. 2

269 views / 0 likes - added 2 years ago

What Historical Figures Might Look Like If They Lived Today Vol.2 Hello everyone and welcome back to Mystery Scoop. An artist uses AI tools to create a modern version of historical figures.Have you ever wondered what historical figures might look like if
06:25
Human Population Through Time

502 views / 0 likes - added 5 years ago

It took 200,000 years for our human population to reach 1 billion—and only 200 years to reach 7 billion. But growth has begun slowing, as women have fewer babies on average. When will our global population peak? And how can we minimize our impact on
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The funky -ed irregular verb | The parts of speech | Grammar | Khan Academy

572 views / 1 likes - added 6 years ago

These are the most regular of the irregular verbs; while they don't behave exactly like regular verbs, like present tense "walk" become past tense "walked", they do maintain the "-ed" sound. It's just spelled differently. Practice this yourself on Khan Ac
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Subject, direct object, and indirect object | Syntax | Khan Academy

664 views / 0 likes - added 6 years ago

A subject is the noun phrase that drives the action of a sentence; in the sentence “Jake ate cereal,” Jake is the subject. The direct object is the thing that the subject acts upon, so in that last sentence, “cereal” is the direct object; it’s the thing J
15:23 Popular
Domtoren Clock Tower Plays the Marble Machine Song

704 views / 0 likes - added 6 years ago

Malgosia Feibig surprised me completely by playing the Marble Machine song on the Carillion of the Domtoren clock tower for the whole city of Utrecht! Thanks so much Malgosia for showing us and everybody else the Domtoren of Utrecht! Martin & Co. Malg
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Introduction to irregular verbs | The parts of speech | Grammar | Khan Academy

568 views / 0 likes - added 6 years ago

Words like "walk" and "look" are regular verbs – they behave in a predictable way. But there's a whole class of words in English, called irregular verbs, that are harder to predict. David, KA's Grammar Fellow, explains. Practice this yourself on Khan Acad
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Ambulances Were Invented by A TV SHOW?? | COLOSSAL INVENTIONS

223 views / 0 likes - added 2 years ago

Travel back to the 1960s. Youve just broken your arm. Ouch! You need emergency care, but theres one problem: the modern-day ambulance and paramedics as we know them havent been invented yet!Images used under license from Shutterstock.comNarrated by: Laura
04:33 Popular
Wintergatan - Marble Machine (music instrument using 2000 marbles)

1,222 views / 5 likes - added 8 years ago

Marble Machine built and composed by Martin Molin. An incredible display of mechanical engineering to produce what sounds like a modern day high-tech synthesizer. Video filmed and edited by Hannes Knutsson Costume by Angelique Nagtegaal www.wintergatan.ne
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World's 1st Submarine Mission Explained! | WHAT THE PAST?

211 views / 1 likes - added 3 years ago

Sure, the submarine might seem like a modern marvel, but they've been voyaging into the briny deep for a lot longer than you might think...Images used under license from Shutterstock.comNarrated by: Kayla RosenbergWritten & Directed by: Matt LevyEdited &
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Meet the 90-Year-Old Armchair Archaeologist | TED + GBS Present Torchbearers

568 views / 0 likes - added 6 years ago

Space archaeologist Sarah Parcak is a modern-day Indiana Jones. She analyzes satellite imagery in order to find ancient sites hidden from view. With GlobalXplorer, an online platform using the power of the crowd to find, protect and monitor archaeological
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The REAL Heroes of the Titanic Who Saved Hundreds | WHAT THE PAST

569 views / 3 likes - added 2 years ago

The Tragedy of the Titanic is one of the worst maritime disasters in modern history. But horrible events reveal heroic people, and the Titanic was no different.Images used under license from Shutterstock.comNarrated by: Kayla RosenbergWritten & Directed b
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Possessive pronouns | The parts of speech | Grammar | Khan Academy

670 views / 0 likes - added 6 years ago

We can use pronouns to show possession relationships, describing what things belong to which people, like "her shoe" or "the book is mine." Possessive pronouns come in two flavors: adjective and noun! David, KA's resident grammarian, covers the difference
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What Historical Figures Might Look Like If They Lived Today

454 views / 0 likes - added 2 years ago

What Historical Figures Might Look Like If They Lived Today Hello everyone and welcome back to Mystery Scoop. An artist uses AI tools to create a modern version of historical figures. Have you ever wondered what historical figures might look like if they
03:48
The History of Keeping Time - Karen Mensing

548 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/the-history-of-keeping-time Where did time-telling come from? What are time zones and why are there so many of them? Get the answers to these questions and more in this journey through the history of time -- fro
03:09 Popular
Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,769 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh
48:42
James Burke Connections, Ep. 4 "Faith in Numbers"

566 views / 0 likes - added 4 years ago

"Faith in Numbers" examines the transition from the Middle Ages to the Renaissance from the perspective of how commercialism, climate change, and the Black Death influenced cultural development. He examines the impact of Cistercian waterpower on the Indus
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Millipedes: The First Land Animals

701 views / 0 likes - added 8 years ago

More than 420 million years ago ancient millipedes took their first many -- many many many -- steps onto land. Today they remain largely cryptic animals, as there are tens of thousands of species still unknown to science. Associate Curator Dr. Petra Sierw
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Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

2,222 views / 0 likes - added 8 years ago

Mysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.
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15 Bizarre Underwater Discoveries By Deep Sea Divers

1,414 views / 5 likes - added 3 years ago

Humans have explored and charted just 5% of our planets deep seas we know far more about space than we do about the mysteries of our own oceans. Some of the things we have discovered in that small segment of the deep sea are far stranger and more terrifyi
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Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

1,356 views / 0 likes - added 8 years ago

Adding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/negatives-absolute-value-pre-alg/mult-div-negatives-pre-alg/v/multiplying-positive-and-negative-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=
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Not Impossible: Ending Hunger in America

367 views / 1 likes - added 3 years ago

Not Impossible Labs is using modern technology to solve the issue of food insecurity in America with an easy to use, text-message-based platform.Subscribe here: https://freeth.ink/youtube-subscribe-foodinsecurityFar too many people are experiencing food i
13:21 Popular
Basic Multiplication | Multiplication And Division | Arithmetic | Khan Academy

1,831 views / 2 likes - added 8 years ago

Introduction to multiplication Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/multiplication-division/multiplication_fun/e/multiplication_0.5?utm_source=YT&utm_medium=Desc&utm_campaign=Arithmetic Wa
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Unbreakable Exploding Glass Egg | Nickipedia

464 views / 0 likes - added 4 years ago

Cornings YT: https://www.youtube.com/user/corningmuseumofglassCorning Museum Website: https://www.cmog.orgSHARE THIS VIDEO: https://youtu.be/emac_xzGpo0Instagram: @NICKUHAS Twitter: @NICKUHASNickipedia Live Show Booking: http://nickipedialive.com/about/Ma
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Irregular plural nouns | foreign plurals | The parts of speech | Grammar | Khan Academy

642 views / 0 likes - added 6 years ago

You don't need to know how to speak Latin and Greek in order to understand English, but some words in English come from those languages. It's helpful to know how some Greek and Latin words change from singular to plural. Practice this yourself on Khan Aca
12:49 Popular
Scientific Notation Examples | Pre-Algebra | Khan Academy

1,167 views / 0 likes - added 8 years ago

More scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W
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Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

2,135 views / 0 likes - added 8 years ago

Introduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/equivalent-fractions-pre-alg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm
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There Are 30,000 Particle Accelerators In The World; What Do They All Do?!

534 views / 0 likes - added 7 years ago

There are over 30,000 particle accelerators all over the world, so what are they used for? Hint: It's not just particle physics. Subatomic Particles Explained In Under 4 Minutes - https://youtu.be/eD7hXLRqWWM Sign Up For The Seeker Newsletter Here - http:
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Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

788 views / 0 likes - added 8 years ago

Find perimeter by adding side-lengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa
00:56 Popular
Counting With Small Numbers | Counting | Early Math | Khan Academy

896 views / 0 likes - added 8 years ago

Learn how to count squirrels and horses. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-counting/e/counting-out-1-20-objects?utm_source=YT&utm_medium=Desc&
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Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

1,915 views / 0 likes - added 8 years ago

Work through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/e/order_of_operations
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Why Bumble Bees Are the Fuzzy Heroes We Need

41 views / 0 likes - added 1 month ago

If the insect world has a fuzzy, charismatic cutie, its surely the humble bumble bee. While insect populations are declining around the globe, bumble bees face unique threats that make them particularly vulnerable. Surveying projects across the U.S. are c
06:27 Popular
Bullet Ant Venom

1,131 views / 2 likes - added 8 years ago

Bullet ants (Paraponera clavata) have the most intense sting of any insect -- but what makes it so painful? Dr. Corrie Moreau walks us through how she extracts their venom to learn more about the chemistry of this remarkable species! Last week, she showed
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Approximating Irrational Number Exercise Example | Pre-Algebra | Khan Academy

1,513 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/rational-irrational-numbers/e/approximating-irrational-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex
09:50 Popular
Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy

2,134 views / 1 likes - added 8 years ago

How to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/fractions-unlike-denom-pre-alg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA
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Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

642 views / 0 likes - added 8 years ago

The general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/the-beauty-of-algebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h
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Welcome to The Robot Zoo! | NEW SERIES | Maddie Moate

639 views / 1 likes - added 5 years ago

Welcome to The Robot Zoo! Join me and Greg as we answer some curious animal questions using the awesome Robot Zoo animals as our guides. Subscribe to see all four upcoming videos in this brand new series! http://bit.ly/1kPjJZL COMING UP! How do Grasshoppe
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Plotting Basic Fractions On The Number Line | Fractions | Pre-Algebra | Khan Academy

1,373 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/understanding-fractions-pre-alg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex
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Hans Zimmer - making of INTERSTELLAR Soundtrack

686 views / 0 likes - added 5 years ago

For modern & contemporary soundtracks visit: www.soundcloud.com/elegy-music Awesome featurette showing Hans Zimmer creating the soundtrack for Christopher Nolan's epic "Interstellar". I got tons of Hans Zimmer making of's and interviews on my channel,
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Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy

1,280 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/cube-root-tutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem
04:33 Popular
Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

884 views / 0 likes - added 8 years ago

See examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplying-fractions-pre-alg/e/multiplying_fractions?utm_
01:11 Popular
Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

1,093 views / 1 likes - added 8 years ago

Subtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/adding-decimals-pre-alg/e/subtracting
08:21 Popular
How does a Refrigerator work ?

1,117 views / 1 likes - added 6 years ago

Have you ever wondered how the refrigerators in your home work? Refrigerators, which have become an integral part of every household, work based on some simple and interesting scientific principles. Beginning with a basic refrigerator model, this video wi
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Drawing Line Of Reflection | Transformations | Geometry | Khan Academy

1,052 views / 0 likes - added 8 years ago

Drawing line of reflection Watch the next lesson: https://www.khanacademy.org/math/geometry/transformations/hs-geo-reflections/v/determining-the-line-of-reflection?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Missed the previous lesson? https://www
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The Man With the Most Gold | WHAT THE PAST

141 views / 0 likes - added 2 years ago

Arguably the richest person to ever live isnt one of our modern-day space-racing tech tycoon billionaires - he was a man living in West Africa about 700 years ago!Images used under license from Shutterstock.comNarrated by: Kayla RosenbergWritten & Directe
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For Your Consideration: The Incredible Roach!

36 views / 0 likes - added 1 month ago

You need roaches in your life. No, not the few pest species you might recognize scurrying across the floor, but some of their amazing, underrated cousins. Cockroaches are surprisingly diverse (there are even beautiful ones!), and theyre crucial contributo
02:07 Popular
Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

1,530 views / 0 likes - added 8 years ago

We hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next
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Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

1,383 views / 0 likes - added 8 years ago

Learn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolute-value/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?
20:48 Popular
Introduction To Scientific Notation | Pre-Algebra | Khan Academy

1,960 views / 0 likes - added 8 years ago

Introduction to scientific notation. An in-depth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/sc
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Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy

1,395 views / 0 likes - added 8 years ago

We want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/
03:38 Popular
Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

720 views / 0 likes - added 8 years ago

Part of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_mediu
09:02 Popular
Plastic Pollution: How Humans are Turning the World into Plastic

1,764 views / 10 likes - added 5 years ago

Modern life would be impossible without plastic – but we have long since lost control over our invention. Why has plastic turned into a problem and what do we know about its dangers? This video is a collaboration with UN Environment and their Clean
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Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,593 views / 0 likes - added 8 years ago

Introduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/exponent-properties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the
05:22
The Chicago Peregrine Program

674 views / 0 likes - added 8 years ago

By the 1960s the peregrine falcon (Falco peregrinus) was extinct in many states - including Illinois - because of the negative effects of the pesticide DDT. But, thanks to dedicated reintroduction and monitoring efforts over the last 30 years in part from
02:39 Popular
Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

1,950 views / 0 likes - added 8 years ago

This is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/
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Introduction To Exponents | Pre-Algebra | Khan Academy

1,562 views / 0 likes - added 8 years ago

Taking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma
04:00 Popular
Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

1,646 views / 1 likes - added 8 years ago

To find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
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Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

712 views / 0 likes - added 8 years ago

We continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_medium=Desc&utm
10:05
Shoes - What They Say About You

592 views / 0 likes - added 7 years ago

Omg. SHOES. … have really interesting cultural implications. What does your footwear say about YOU? ↓ More info + Links! ↓ --------------------------------------------------------------------- Natural News from The Field Museum, our new news show!: http:
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08:13 Popular
Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

1,169 views / 0 likes - added 8 years ago

What does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
09:23 Popular
Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

2,141 views / 2 likes - added 8 years ago

How to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/decimal-to-fraction-pre-alg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u
09:45 Popular
Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,588 views / 1 likes - added 8 years ago

Using exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm
14:13 Popular
Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

1,960 views / 0 likes - added 8 years ago

What a ratio is. Simple ratio problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/ratio_word_problems?utm_source=YT&utm_medium=Desc&utm_campaign=PreAl
09:15 Popular
Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

1,802 views / 2 likes - added 8 years ago

Converting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/mixed-numbers-pre-alg/e/converting_mixed_numb
03:17 Popular
King Tutankhamun's Trumpets played after 3000+ Years

1,365 views / 3 likes - added 3 years ago

. Among the remarkable treasures found in Tutankhamun's tomb were two ornate trumpets, one made of silver and the other of bronze. In 1939, BBC radio broadcast the trumpets' music to 150 million people listening in world wide, broadcast to "The Four Corne
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03:02 Popular
Watch Flesh-Eating Beetles Strip Bodies to the Bone | Deep Look

710 views / 2 likes - added 7 years ago

Dermestid Beetles are fast and fastidious eaters. They can pick a carcass clean in just days leaving even the most delicate bone structures intact. This makes them the perfect tool for museum scientists-- if you keep them far, far away from valuable colle
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Riches Rivals&Radicals: 100 Years of Museums in America

708 views / 0 likes - added 9 years ago

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
04:17 Popular
Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

1,603 views / 0 likes - added 8 years ago

Cover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/area-basics/e/measuring-area-with-unit-squares?utm_source=YT&utm_medium=Desc&utm_campa
03:50 Popular
Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

1,176 views / 0 likes - added 8 years ago

Multiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w
04:20 Popular
Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

1,750 views / 1 likes - added 8 years ago

When dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/divi
05:28
Why movies tilt the camera like this

218 views / 0 likes - added 2 years ago

The Expressionist origins of the "Dutch angle."Subscribe and turn on notifications so you don't miss any videos: http://goo.gl/0bsAjOThe Dutch angle (also called the Dutch tilt, canted angle, or oblique angle) is a filmmaking technique that involves setti
07:14 Popular
Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,627 views / 0 likes - added 8 years ago

How does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/negative-exponents
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How was it made? 3D Scanning & Printing

434 views / 0 likes - added 5 years ago

To mark the refurbishment of the Cast Courts in 2018, the V&A commissioned Rapidform at the Royal College of Art to produce 3D scans of 23 objects in the collections. Reproduced here is one example of a plaster print of a silver and glass flask which
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How It's Actually Made - Tofu

476 views / 0 likes - added 3 years ago

Tofu has been the go-to vegetarian option for decades. With modern meat substitutes, tofu may soon be on the way out.Twitch: https://www.twitch.tv/HuggbeesTVTwitter: https://twitter.com/HuggbeesTV
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Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy

1,220 views / 0 likes - added 8 years ago

Using a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/div-fractions-fractions-pre-alg/e/
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The MAGNETO SNAIL! (and Other Marine Gastropods)

590 views / 0 likes - added 8 years ago

In 2015, a deep-sea discovery was described to be unlike anything else in the animal kingdom. It was a snail with a shell made out of iron sulphide, with some populations also having magnetic properties in their unique exoskeletons. It made me wonder - wh
04:45
Baseball Hall of Fame 5 of 10: Sacred Home

602 views / 0 likes - added 9 years ago

The fifth installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. Each webisode explores a unique
09:29 Popular
Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

1,083 views / 0 likes - added 8 years ago

The old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/dividing-d
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How To: Duct Tape Bow | Crafts For Kids With Crafty Carol

799 views / 0 likes - added 9 years ago

We love duct tape and we love our friends at Kid Made Modern, so of course we had to DIY a duct tape bow. You're going to love these little duct tape bows so much you'll be making them for you, and all of your friends! Tell us in the comments how you're g
05:04
Space Volcanoes - Shelf Life 360

684 views / 0 likes - added 5 years ago

Here on Earth, volcanic eruptions are dramatic manifestations of our dynamic planet. Elsewhere in our solar system, awe-inspiring extraterrestrial volcanoes—both active and extinct—provide clues to planetary formation and hints of how life may
06:18
Why the pope dresses like that

138 views / 0 likes - added 2 years ago

The hidden meaning behind Pope Franciss clothes.Subscribe and turn on notifications so you don't miss any videos: http://goo.gl/0bsAjOThe pope is one of the most recognizable figures in the world, in large part because of the clothes he wears: all white,
04:33
Maybe rich people should build weird fountains again

182 views / 0 likes - added 2 years ago

The Wasserspiele of Bergpark Wilhelmshhe are 300 years old, powered entirely by gravity, and entertaining tourists. As legacies for rich people go, there are far worse ones. More about the Bergpark: https://museum-kassel.de/en/museums-parks-palaces/unesco
11:45
Butterfly Effect: Can Monarchs Avoid Extinction?

43 views / 1 likes - added 1 month ago

Check out Sharks Unknown with Jasmin Graham: https://www.youtube.com/watch?v=l3fd9YjZXFUWhy are monarch butterflies disappearing? You may know them for their amazing transcontinental migration, but over the past few decades, monarch butterflies have been
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Baseball Hall of Fame 6 of 10: Game of Change

645 views / 1 likes - added 9 years ago

The sixth installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. Each webisode explores a unique
03:12
How Eddie Van Halen Invented Tapping

573 views / 0 likes - added 5 years ago

Watch the entire interview here: http://www.zocalopublicsquare.org/2015/02/14/necessity-is-the-source-of-eddie-van-halens-inventions/events/the-takeaway/ At a What It Means to Be American event at the Smithsonian's National Museum of American History, leg
04:47
Things Of Beauty: Scientific Instruments Of Yore

625 views / 0 likes - added 8 years ago

For more than 30 years, Steve Erenberg has collected early scientific and medical objects and instruments. Packed with shelves and displays brimming with Victorian medical masks, surreal anatomical models, and futuristic test prostheses, Erenberg's store/
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Positive And Negative Slope | Algebra I | Khan Academy

1,549 views / 0 likes - added 8 years ago

Positive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/slope/v/similar-triangles-to-prove-that-the-slope-is-constant-for-a-line?utm_source=YT&utm_medium=Desc&utm_campaign
04:56
How to Play Queen - Under Pressure using iPad GarageBand

489 views / 0 likes - added 5 years ago

Simple Arrangement Queen - Under Pressure on iPad 5th using GarageBand Instrument : - Best Sequencer Modern 808 - Bass Liverpool & P-Bass - Grand Piano - Roots Rock Guitar - Retro Rock Drum - Accoustic Guitar on Keyboard
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Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy

965 views / 0 likes - added 8 years ago

Sometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca
03:28 Popular
Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,665 views / 0 likes - added 8 years ago

We're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writing-numeric
06:14 Popular
How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

1,524 views / 0 likes - added 8 years ago

Learn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writin
03:33 Popular
Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

1,258 views / 0 likes - added 8 years ago

Once again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimal
06:56 Popular
Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

1,118 views / 0 likes - added 8 years ago

Now that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra
00:52 Popular
Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,376 views / 0 likes - added 8 years ago

Let's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/
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The Woman Who Made Van Gogh Famous

407 views / 0 likes - added 4 years ago

If you liked this video you might like my newsletter - michaelthomas.substack.com Animation for this video was done by Marco Alma - marcoalma.com Footage from the Van Gogh museum is used under Creative Commons More about Jo Bonger here - https://www.vango
05:05 Popular
Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

887 views / 0 likes - added 8 years ago

We're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/r
04:31 Popular
Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

1,541 views / 0 likes - added 8 years ago

Examining the points on a number line and interpreting the patterns to discover the relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/number-patterns/e/vis
02:58 Popular
Monkeys For A Party | Place Value (tens And Hundreds) | Early Math | Khan Academy

706 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-teens/e/teen-numbers-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: https:
03:08 Popular
Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

1,668 views / 1 likes - added 8 years ago

Don't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplyin
04:16 Popular
Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

1,142 views / 0 likes - added 8 years ago

We're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now
07:08 Popular
Early Train Word Problem | Linear Equations | Algebra I | Khan Academy

886 views / 0 likes - added 8 years ago

Fun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI
01:34 Popular
Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

1,941 views / 0 likes - added 8 years ago

In this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/solving-ratio-problems-wi
08:21 Popular
Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

2,052 views / 0 likes - added 8 years ago

Introduction to 2-variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/v/checking-ordered-pair-solutions-to-equatio
08:05
Did people have bad teeth in medieval times?

422 views / 0 likes - added 4 years ago

Jason, the Modern Knight, discusses medieval tooth brushing and attitudes to dental care.Can halitosis kill?Credits:Direction, Camera, Sound, Editing KasumiPresenter Jason Kingsley OBEhttps://twitter.com/rebellionjasonhttps://twitter.com/ModernHistoryTVht
04:58 Popular
Comparing Fractions Of Different Wholes | Fractions | 3th Grade | Khan Academy

1,473 views / 0 likes - added 8 years ago

Comparing fractions of different wholes Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-fractions-topic/cc-3rd-different-wholes/e/naming-the-whole?utm_source=YT&utm_medium=Desc&utm_ca
02:36 Popular
Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy

1,527 views / 0 likes - added 8 years ago

Need to convert a decimal to a percent? Ok, we'll just use our fraction friends to get us there. Watch and be amazed. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-intro-p
02:36 Popular
Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,041 views / 0 likes - added 8 years ago

Laying the foundation for algebraic thinking by learning to recognize the relationships between patterns and graphing out those relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applyin
02:38 Popular
Adding 5 + 3 + 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy

717 views / 0 likes - added 8 years ago

Learn how to add 5 + 3 + 6. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-add-20/e/adding-three-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath W
06:20 Popular
Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

1,181 views / 0 likes - added 8 years ago

Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/factors-multiples/
01:37 Popular
Translation Example | Transformations | Geometry | Khan Academy

1,655 views / 0 likes - added 8 years ago

Translation example Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-translations-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_campa
01:55 Popular
Drawing Image Of Translation | Transformations | Geometry | Khan Academy

1,192 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-translations/e/translations?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson: https://www.khanacademy.org
02:22
Nature's Superheroes: More Trees Please!

637 views / 0 likes - added 5 years ago

Join Francesca, Asha, and Lydia as they explore what makes trees so important, the problems trees face, and what kids like you can do to help. Learn more at OLogy, the Museum’s science website for kids: https://www.amnh.org/explore/ology/biodiversity/natu
07:36
What Ancient Farmers Had Right About Corn That We Ignore | WIRED

283 views / 0 likes - added 3 years ago

Maize is one of the most widely grown grains in the world. The way that much of it is processed has contributed to making millions of people sick over the past 500 years. Dr. Bill Schindler talks about how our modern approach to corn prioritizes convenien
03:08 Popular
Why is it so hard to catch a fly? | The Robot Zoo | Maddie Moate

807 views / 2 likes - added 6 years ago

Why is it so hard to catch a fly?! We find out at The Robot Zoo! Join me and Greg as we answer some curious animal questions using the awesome Robot Zoo animals as our guides. Subscribe to see all four videos in this series! http://bit.ly/1kPjJZL The Robo
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02:27 Popular
Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,043 views / 0 likes - added 8 years ago

This time we're creating a variable to represent a number, and then writing an inequality. We're building on our knowledge. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-to
04:19 Popular
Place Value Example With 42 | Place Value (tens And Hundreds) | Early Math | Khan Academy

789 views / 0 likes - added 8 years ago

Learn to see 42 as 4 tens and 2 ones. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-tens/e/groups-of-tens?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
01:25 Popular
Using Rotation Widget | Transformations | Geometry | Khan Academy

1,495 views / 0 likes - added 8 years ago

Using rotation widget Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-rotations-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_campai
11:11
Adam Savage Meets Neil Armstrong's Apollo 11 Spacesuit!

693 views / 3 likes - added 4 years ago

It's an emotional day for Adam Savage as he comes face to face with Neil Armstrong's A7-L pressure suit, then learns about its long, delicate conservation process from National Air and Space Museum's Objects Conservator, Lisa Young. You can now see the ne
04:24 Popular
Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy

1,658 views / 0 likes - added 8 years ago

If you conquered adding fractions with different denominators, then subtracting fractions will be a snap. Don't worry...we'll take it slow and explain every step. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
02:35 Popular
Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

2,109 views / 0 likes - added 8 years ago

Solve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg
04:33
What Causes The Phases Of The Moon?

545 views / 1 likes - added 3 years ago

What causes the phases of the moon? The common incorrect answer is the shadow of the Earth. The phases of the moon are actually just a result of our perception of the moon's half-illuminated surface. When the moon does pass through Earth's shadow the resu
03:42 Popular
How does a chameleon change colour? | The Robot Zoo | Maddie Moate

734 views / 1 likes - added 6 years ago

How does a chameleon change colour?! We find out at The Robot Zoo! Join me and Greg as we answer some curious animal questions using the awesome Robot Zoo animals as our guides. Subscribe to see all four videos in this series! http://bit.ly/1kPjJZL The Ro
02:55 Popular
Place Value Example With 25 | Place Value (tens And Hundreds) | Early Math | Khan Academy

715 views / 0 likes - added 8 years ago

Learn to see 25 as 2 tens and 5 ones. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-tens/e/groups-of-tens?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
04:31 Popular
Counting American Coins | Measurement And Data | Early Math | Khan Academy

738 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-money/v/counting-dollars?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: htt
01:58 Popular
Counting In Order | Counting | Early Math | Khan Academy

920 views / 0 likes - added 8 years ago

Learn how to count without making mistakes. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-counting/e/counting-objects?utm_source=YT&utm_medium=Desc&utm_ca
07:51 Popular
Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

786 views / 0 likes - added 8 years ago

Volume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org
02:04 Popular
Compose Shapes | Geometry | Early Math | Khan Academy

781 views / 0 likes - added 8 years ago

Learn how to combine shapes to make other shapes. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-composing-shapes/e/compose-shapes?utm_source=YT&utm_medium
08:34 Popular
LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

1,857 views / 1 likes - added 8 years ago

Here we have a couple of word problems--one searching for the least common multiple and the other for the greatest common factor. Just read them with us slowly and follow along. You'll get it. Practice this lesson yourself on KhanAcademy.org right now: ht
01:44 Popular
Interpreting Two-way Tables | Data And Modeling | 8th Grade | Khan Academy

1,728 views / 0 likes - added 8 years ago

Learn how to read two-way tables. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-counting/v/counting-with-small-numbers?utm_source=YT&utm_medium=Desc&utm_c
03:53
Adding 7 + 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy

660 views / 0 likes - added 8 years ago

Learn how to add 7 + 6 using the number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-add-20/e/addition_2?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
03:19 Popular
Adding 8 + 7 | Addition And Subtraction Within 20 | Early Math | Khan Academy

713 views / 0 likes - added 8 years ago

Learn how to add 8 + 7 by making a group of ten. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-add-20/e/addition_2?utm_source=YT&utm_medium=Desc&utm_campaign=
15:10
The Robot Zoo FULL SERIES (15 minutes with 4 animal questions)

617 views / 0 likes - added 6 years ago

You may have seen the episodes? Well, now here's the whole series in one handy dandy video! Join me and Greg as we answer some curious animal questions using the awesome Robot Zoo animals as our guides. Subscribe for more science, wildlife and adventure!
03:45 Popular
Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

1,097 views / 0 likes - added 8 years ago

To understand equivalent fractions it helps to "see" the fractions using something like a grid with shaded and unshaded sections representing the fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-al
02:36 Popular
Counting By Tens Examples | Addition And Subtraction Within 100 | Early Math | Khan Academy

841 views / 0 likes - added 8 years ago

Learn to count by tens. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-skip-counting/e/skip-counting-by-10s?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMa
03:40 Popular
Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

1,631 views / 0 likes - added 8 years ago

First visualize this word problem then use subtraction and multiplication of decimals and fractions to get at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topi
08:13 Popular
Points After Rotation | Transformations | Geometry | Khan Academy

1,125 views / 1 likes - added 8 years ago

Points after rotation Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-rotations/e/rotations-1?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson: https://w
03:56
Science Bulletins: Skull X-Rays Reconstruct Extinct Carnivores’ Bite

679 views / 0 likes - added 8 years ago

Some carnivores eat only meat, while others are more omnivorous. To understand how and when these differences in carnivore feeding may have evolved, Museum paleontologists captured X-ray scans of skulls from living and extinct species. They reconstructed
07:20
Adam Savage Examines the Space Shuttle Discovery!

407 views / 0 likes - added 4 years ago

At the Steven F. Udvar-Hazy Center in Dulles, Va., Adam Savage examines the Space Shuttle Discovery (which he has a personal connection to), then speaks with National Air and Space Museum's Objects Conservator, Lisa Young, about the challenges of putting
05:59 Popular
Introduction To Place Value | Place Value (tens And Hundreds) | Early Math | Khan Academy

1,012 views / 1 likes - added 8 years ago

Learn why we use a "ones place" and a "tens place" when writing numbers. This video uses the number 37 as an example. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/c
02:46 Popular
Defining Rotation Example | Transformations | Geometry | Khan Academy

1,700 views / 0 likes - added 8 years ago

Defining rotation example Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-rotations/e/defining-rotations?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson
03:36
Addition Using Groups Of 10 Intro | Addition And Subtraction Within 100 | Early Math | Khan Academy

694 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-making-groups-of-ten/e/making-100?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: h
02:49 Popular
Skip Counting By 100 Example | Addition And Subtraction Within 100 | Early Math | Khan Academy

807 views / 0 likes - added 8 years ago

Learn to count by hundreds. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-skip-counting/e/skip-counting-by-100s?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
02:12 Popular
Fewer Word Problems | Addition And Subtraction Within 100 | Early Math | Khan Academy

863 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-3?utm_source=YT&utm_medium=Desc&utm_c

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