Search Results: "ratio word problem: boys girls | pre-algebra | khan academy"

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02:08 Popular
Mysteries Of Vernacular: Inaugurate - Jessica Oreck

974 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-inaugurate-jessica-oreck From avian omens to the beginning of a new policy or the reign of a new politician, Jessica Oreck follows the flight path of the word inaugurate. Lesson and anima
03:47 Popular
Development Of English Drama - Mindy Ploeckelmann

865 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-emergence-of-drama-as-a-literary-art-mindy-ploeckelmann When presented with the problem of hoards of illiterate commoners, English clergymen in the 11th century created plays to spread word about the Bible.
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Mysteries Of Vernacular: Dynamite - Jessica Oreck And Rachael Teel

638 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-dynamite-jessica-oreck-and-rachael-teel With an explosive meaning, the word dynamite's past is as historical as it is etymological. Jessica Oreck and Rachael Teel describe how Alfred Nobe
02:08
Mysteries Of Vernacular: Jade - Jessica Oreck And Rachael Teel

535 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-veracular-jade-jessica-oreck-and-rachael-teel Now known for its beauty and green hue, the stone jade was previously thought to espouse magical properties, such as kidney treatment. Jessica Oreck and
02:01
Mysteries Of Vernacular: Gorgeous - Jessica Oreck And Rachael Teel

570 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-gorgeous-jessica-oreck-and-rachael-teel From whirlpools and ravines to superlative beauty, what is the trajectory of the word gorgeous? Jessica Oreck and Rachael Teel reveal the surprisin
04:08 Popular
Can Plastic-Eating Worms Solve Our Trash Problem?

1,139 views / 1 likes - added 8 years ago

Plastics are everywhere, and we can’t seem to get rid of them. Could a worm be the solution we need? Does Recycling Actually Help? ►►►► http://dne.ws/16zXnMX DNews Live Tickets Here ►►►► http://dne.ws/1Fa2OCh Read More: Why Doesn't Plastic Biodegrade? htt
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02:55 Popular
Comparing Fractions On A Number Line | Fractions | 4th Grade | Khan Academy

1,450 views / 0 likes - added 8 years ago

Comparing fractions on a number line Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually-comparing-fractions?utm_source=YT&
06:06 Popular
Equivalent Fractions And Different Wholes | Fractions | 4th Grade | Khan Academy

812 views / 0 likes - added 8 years ago

Learn how two fractions are equivalent only if they refer to the same whole. For example, 1/2 of a small circle is not the same as 1/2 of a big circle. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-
07:40 Popular
Comparing Numbers Represented In Different Ways | 4th Grade | Khan Academy

748 views / 0 likes - added 8 years ago

Examples of Khan Academy practice problems where you compare decimals, fractions, and number diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimal
03:29 Popular
Comparing Decimals Example 1 | Decimals | 4th Grade | Khan Academy

1,498 views / 1 likes - added 8 years ago

Learn how to compare decimals with tenths and hundredths. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimals/e/comparing_decimals_1?utm_source=YT&utm_me
03:40 Popular
Comparing Decimals Visually Example | 4th Grade | Khan Academy

980 views / 0 likes - added 8 years ago

Learn how to compare decimals using grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimals-visually/e/comparing-decimals-visually?utm_source=
04:37 Popular
Fraction-decimal Intuition Problems (examples) | 4th Grade | Khan Academy

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

Understand the connection between decimals and fractions using a grid diagram. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimal-fractions/e/fraction-decimal-in
06:55 Popular
Place Value For Decimals Greater Than One (examples) | 4th Grade | Khan Academy

1,175 views / 1 likes - added 8 years ago

Understand decimal numbers that are greater than 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-greater-than-one/e/decimals-greater-than-one-intuition?ut
04:08 Popular
Plotting Decimal Numbers On A Number Line (examples) | Khan Academy

914 views / 0 likes - added 8 years ago

Learn how to find decimals with hundredths on a number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-number-line/e/decimals_on_the_number_line_2?utm_
05:38 Popular
Decimals As Words | Decimals | 4th Grade | Khan Academy

1,416 views / 0 likes - added 8 years ago

Learn how to describe decimals in words. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-intro/e/decimals-in-words?utm_source=YT&utm_medium=Desc&utm_campaign
03:06 Popular
Decimal Intuition With Grids (examples) | Decimals | 4th Grade | Khan Academy

1,262 views / 0 likes - added 8 years ago

Deepen your understanding of decimal numbers by thinking about grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-intro/e/decimal-intuition-with-
01:47 Popular
Decompose Hundredths On Number Line | Fractions | 4th Grade | Khan Academy

1,581 views / 0 likes - added 8 years ago

Learn how to decompose a fraction with hundredths on a number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/decompose-fraction
04:11 Popular
Decomposing Hundredths Into Tenths And Hundredths | 4th Grade | Khan Academy

1,484 views / 0 likes - added 8 years ago

Learn how to decompose a fraction into tenths and hundredths. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/decompose-fractions-with
04:20 Popular
Visually Converting From Tenths To Hundredths | 4th Grade | Khan Academy

1,195 views / 0 likes - added 8 years ago

Learn how to convert fractions from tenths to hundredths using grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/equivale
02:35 Popular
Comparing Fractions Visually With A Bar | Fractions | 4th Grade | Khan Academy

1,111 views / 0 likes - added 8 years ago

Learn how to compare fractions with unlike denominators by drawing bars Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually
02:32 Popular
Comparing Fractions Visually With Pies | Fractions | 4th Grade | Khan Academy

1,046 views / 0 likes - added 8 years ago

Comparing fractions visually with pies Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually-comparing-fractions?utm_source=Y
02:19 Popular
How To Determine The Domain Of A Modeling Function (example With A Function) | Khan Academy

1,266 views / 0 likes - added 8 years ago

Sal determines the domain of a function that models the height of a plant over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/determining-the-domain-of-a-function/e/interpreting
02:54 Popular
How To Describe Real-world Situations With Inequalities | 6th Grade | Khan Academy

1,155 views / 0 likes - added 8 years ago

Learn how to write inequalities to model real-world situation. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-inequalities/e/inequalities-in-one-var
07:51 Popular
How To Solve One-step Multiplication And Division Equations With Fractions And Decimals

951 views / 0 likes - added 8 years ago

"Learn how to solve equations in one step by multiplying or dividing a number from both sides. These problems involve decimals and fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/
04:32 Popular
How To Solve One-step Equations With Fractions And Decimals | 6th Grade | Khan Academy

1,865 views / 0 likes - added 8 years ago

Learn how to solve one-step addition and subtraction equations that have fractions and decimals in them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-
04:05 Popular
How To Find Mistakes In One Step Equations | 6th Grade | Khan Academy

757 views / 0 likes - added 8 years ago

Learn how to spot mistakes in someone else's work as they attempt to solve one-step equations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-one-st
04:21 Popular
How To Write One-step Equations For Word Problems | 6th Grade | Khan Academy

1,456 views / 0 likes - added 8 years ago

Learn how to write basic equations to model real-world situations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-super-yoga/e/equations-in-one-vari
01:58 Popular
How To Find Equivalent Expressions By Combining Like Terms And Using The Distributive Property

1,247 views / 0 likes - added 8 years ago

"Equivalent algebraic expressions exercise Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-equivalent-expressions/e/equivalent-forms-of-expressions-1?
06:29 Popular
How To Use The Distributive Property With Variables | 6th Grade | Khan Academy

1,298 views / 0 likes - added 8 years ago

Learn how to apply the distributive property to algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-distributive-property/e/distrib
03:27 Popular
How To Use The Distributive Property To Factor Out The Greatest Common Factor | Khan Academy

1,177 views / 0 likes - added 8 years ago

Learn how to apply the distributive property to factor numerical expressions (no variables). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-distribut
04:42 Popular
How To Write Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

1,289 views / 0 likes - added 8 years ago

Learn how to write expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-alg-e
03:09 Popular
How To Write Basic Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

949 views / 0 likes - added 8 years ago

Learn how to write basic expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th
02:37 Popular
How To Write Basic Expressions With Variables | 6th Grade | Khan Academy

849 views / 0 likes - added 8 years ago

Learn how to write basic algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-writing-expressions/e/writing-expressions-with-variabl
05:15 Popular
Thinking About The Changing Values Of Variables And Expressions | 6th Grade | Khan Academy

846 views / 0 likes - added 8 years ago

Explore how the value of an algebraic expression changes as the value of its variable changes. The algebraic expressions used in this video are 100-x, 5/x + 5, and (3y)/(2y). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacad
03:27 Popular
How To Evaluate Expressions In Two Variables With Decimals And Fractions | 6th Grade | Khan Academy

1,015 views / 0 likes - added 8 years ago

Learn how to evaluate expressions that have two different variables in them by using a technique called substitution (or "plugging in"). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6t
04:32
The Zeroth Power | Arithmetic Operations | 6th Grade | Khan Academy

617 views / 0 likes - added 8 years ago

Learn why a number raised to the zero power equals 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-arithmetic-operations/cc-6th-exponents/e/positive_and_zero_exponents?utm_source=Y
01:46 Popular
Movie Ticket Proportionality | 7th Grade | Khan Academy

1,009 views / 0 likes - added 8 years ago

When going to the movies, is the price you pay proportional to the number of tickets you buy? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-re
02:39 Popular
Proportionality Between Side Length And Perimeter | 7th Grade | Khan Academy

844 views / 0 likes - added 8 years ago

Is the perimeter of a square proportional to the side length of the square? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-rel/e/analyzing-and-
03:46 Popular
Testing Whether Area Is Proportional To Side Length | 7th Grade | Khan Academy

1,182 views / 0 likes - added 8 years ago

Is the volume of a square proportional to the side length of the square? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-rel/e/analyzing-and-ide
03:53 Popular
Missing Number For Addition And Subtraction Within 1000 | 3th Grade | Khan Academy

1,827 views / 1 likes - added 8 years ago

Learn how to solve missing number problems like ___ + 261 = 630. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-add-sub-topic/cc-3rd-add-sub-missing-value/e/find-the-missing-number--
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Explained: Beaker Ball Balance Problem

652 views / 1 likes - added 8 years ago

This is the solution to: http://youtu.be/QD3hbVG1yxM Watch this first!
13:54 Popular
Kakeya's Needle Problem - Numberphile

930 views / 0 likes - added 8 years ago

The famed Kakeya Needle Problem, discussed by Charles Fefferman from Princeton University. Edit and animation by Pete McPartlan Film and interview by Brady Haran 17-gon: https://youtu.be/87uo2TPrsl8 NUMBERPHILE Website: http://www.numberphile.com/ Numberp
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Calculating Pi With Darts

551 views / 0 likes - added 8 years ago

Subscribe to Veritasium http://youtube.com/veritasium Instagram: http://instagram.com/thephysicsgirl Physics Girl: http://physicsgirl.org/ Facebook: http://facebook.com/thephysicsgirl Twitter: http://twitter.com/thephysicsgirl Pi can be calculated using a
05:47
Why Is The Universe Flat?

563 views / 0 likes - added 8 years ago

Cosmic inflation is a theory that was proposed in the 1980s by cosmologist Alan Guth to answer some of the most fundamental questions of the origins of our universe. It also solved the Horizon Problem and the Flatness Problem. Subscribe - http://www.youtu
04:19 Popular
How 3D Holograms Work

901 views / 0 likes - added 8 years ago

Holograms are photographic recordings of 3D scenes. Unlike a camera, which captures one view through a small viewer focused by a lens, holograms capture an entire light field which allows them to recreate the 3D scene. Shimmery 2D projections, like pre-re
03:21 Popular
LET IT GO (Disney's Frozen) on wine glasses, pots and pans

1,295 views / 8 likes - added 8 years ago

Show me your support by pledging $1 on Patreon [http://www.patreon.com/dannewbie] Follow me on Instagram [http://instagram.com/dannewbie] and on Twitter [http://twitter.com/dannewbie] Email me at dannewbie@gmail.com Thanks to Ryan Curtis, Maria Collins an
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03:45
The Infinite Life Of Pi - Reynaldo Lopes

599 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-infinite-life-of-pi-reynaldo-lopes The ratio of a circle's circumference to its diameter is always the same: 3.14159... and on and on (literally!) forever. This irrational number, pi, has an infinite number
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A Brief History Of Plural Word...s - John McWhorter

681 views / 0 likes - added 8 years ago

View full lesson here: http://ed.ted.com/lessons/a-brief-history-of-plural-word-s-john-mcwhorter All it takes is a simple S to make most English words plural. But it hasn't always worked that way (and there are, of course, exceptions). John McWhorter look
10:59 Popular
We Can Recycle Plastic - Mike Biddle

710 views / 0 likes - added 8 years ago

Less than 10% of plastic trash is recycled -- compared to almost 90% of metals -- because of the massively complicated problem of finding and sorting the different kinds. Frustrated by this waste, Mike Biddle has developed a cheap and incredibly energy ef
01:59 Popular
Mysteries Of Vernacular: X-ray - Jessica Oreck And Rachael Teel

740 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-x-ray-jessica-oreck-and-rachael-teel The story of the word X-Ray is one of great thinkers. French philosopher Rene Descartes isolated the letters X, Y and Z to stand for unknowns, and cen
09:39 Popular
A Plane You Can Drive - Anna Mracek Dietrich

894 views / 0 likes - added 8 years ago

A flying car -- it's an iconic image of the future. But after 100 years of flight and automotive engineering, no one has really cracked the problem. Pilot Anna Mracek Dietrich and her team flipped the question, asking: Why not build a plane that you can d
02:32 Popular
Five Crazy Bridges For Animals

931 views / 1 likes - added 8 years ago

Watch Frankenstein MD on PBS Digital! http://pbly.co/FMDep1 ________________________ Please support MinuteEarth on Patreon - https://patreon.com/minuteearth And subscribe! - http://www.youtube.com/user/minuteearth?sub_confirmation=1 ______________________
08:47 Popular
HARRY POTTER PUMPKIN PASTIES Ft Dawin - NERDY NUMMIES

1,180 views / 9 likes - added 8 years ago

Today I made Harry Potter Pumpkin Pasties with my special guest Dawin! I really enjoy making nerdy themed goodies and decorating them. I'm not a pro, but I love baking as a hobby. Please let me know what kind of treat you would like me to make next. SPECI
03:09 Popular
Why Americans Don’t Eat Enough Vegetables

981 views / 2 likes - added 8 years ago

In 2011 the USDA counted two tablespoons of tomato paste as a serving of vegetables, why don’t Americans eat their veggies? Read More: The U.S. Doesn't Have Enough Of The Vegetables We're Supposed To Eat http://www.npr.org/sections/thesalt/2015/09/19/4414
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Birth Of A Nickname - John McWhorter

617 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/birth-of-a-nickname-john-mcwhorter Where do nicknames come from? Why are Ellens called Nellie and Edwards Ned? It's all a big misunderstanding from the early days of the English language, a misunderstanding that
04:16 Popular
Kabuki: The People's Dramatic Art - Amanda Mattes

888 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/kabuki-the-people-s-dramatic-art-amanda-mattes The Japanese dance and theater art of kabuki, derived from the word kabuku, meaning "out of the ordinary," can be traced back to the streets of seventeenth-century
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Mysteries Of Vernacular: Robot - Jessica Oreck And Rachael Teel

666 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-robot-jessica-oreck-and-rachael-teel In 1920, Czech writer Karel Čapek wrote a play about human-like machines, thereby inventing the term robot from the Central European word for forced l
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Mysteries Of Vernacular: Odd - Jessica Oreck And Rachael Teel

613 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-odd-jessica-oreck-and-rachael-teel Whether we're talking all things unusual or mathematical, the origins of the word odd point to the Indo-European root uzdho, which means pointing upward
04:29 Popular
Why Is Yawning Contagious? - Claudia Aguirre

759 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/why-is-yawning-contagious-claudia-aguirre *Yaaawwwwwn* Did just reading the word make you feel like yawning yourself? Known as contagious yawning, the reasons behind this phenomenon have been attributed to both
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01:55
Mysteries Of Vernacular: Yankee - Jessica Oreck And Rachael Teel

581 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-yankee-jessica-oreck-and-rachael-teel Is it a doodle dandy? A baseball team? The origins of the word yankee are unclear, though its usage in America as a pejorative is well-documented. Je
02:08
Mysteries Of Vernacular: Lady - Jessica Oreck And Rachael Teel

611 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-lady-jessica-oreck-and-rachael-teel Why do we call women ladies? Well, etymologically-speaking, the word comes from the Old English words for hlaf (bread) and daege (maid), which, combine
02:08 Popular
Subtraction / Subtracting Integers - Word Problem

917 views / 0 likes - added 8 years ago

Subtraction / Subtracting Integers - Word Problem. Here I look at a little word problem dealing with adding and subtracting integers.
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Yankee Doodle | Popular Nursery Rhyme For Kids | Peekaboo

748 views / 0 likes - added 8 years ago

Enjoy and learn this popular nursery rhyme 'Yankee Doodle' along with the Dubby Dubs. Hey kids! It's time to learn and enjoy this popular nursery rhyme Yankee Doodle with the Dubby Dubs. Find the lyrics of the song below and sing along. Do post your comme
03:42 Popular
Photosynthesis | The Dr. Binocs Show | Learn Series For Kids

3,057 views / 3 likes - added 8 years ago

Learn about Photosynthesis with Dr. Binocs. Hey kids, do you know how plants and trees make food for themselves? Have you ever heard the word 'photosynthesis'? Join Dr. Binocs and Mr. Tree as they tell you more about photosynthesis. Share on Facebook - ht
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Factors And Divisibility In Algebra

499 views / 0 likes - added 8 years ago

Factors and divisibility in algebra
03:10 Popular
The Mystery Of Motion Sickness - Rose Eveleth

1,128 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-mystery-of-motion-sickness-rose-eveleth Although one third of the population suffers from motion sickness, scientists aren't exactly sure what causes it. Like the common cold, it's a seemingly simple problem
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07:40 Popular
Planets In Our Solar System | Sun And Solar System | Solar System For Children | 8 Planets Elearnin

3,735 views / 22 likes - added 8 years ago

Planets in our solar system | Sun and solar system | Solar System for children | elearnin The Solar System consists of the Sun and its planetary system of eight planets, their moons, and other objects including asteroids and meteors. Our planet Earth is o
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02:57
When To Use

541 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/when-to-use-me-myself-and-i-emma-bryce Me, myself, and I. You may be tempted to use these words interchangeably, because they all refer to the same thing. But in fact, each one has a specific role in a sentence:
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05:30 Popular
Let's Fly!: Crash Course Kids 26.2

875 views / 1 likes - added 8 years ago

Selecting which solution is the best solution to a problem may seem difficult at first. But if you are patient and think about what you need an effective solution to be, you can do it. In this episode of Crash Course Kids, Sabrina shows us how to do just
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05:31 Popular
Is There A Difference Between Art And Craft? - Laura Morelli

782 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/is-there-a-difference-between-art-and-craft-laura-morelli Was da Vinci an artistic genius? Sure, but he was also born in the right place at the right time -- pre-Renaissance, Western artists got little individua
04:01 Popular
Got Some Solutions?: Crash Course Kids #26.1

1,189 views / 0 likes - added 8 years ago

So, there might not be just one solution to a problem. I know that may sound weird, but it's true. So, how do you come up with multiple solutions? In this episode of Crash Course Kids, Engineer Sabrina shows us how to do that. Watch More Crash Course Kids
03:47 Popular
How Does Your Brain Learn To Read?

738 views / 0 likes - added 8 years ago

Most Americans learn how to read around the age of 5 but for some it can take much longer, why is it so hard to learn how to read? Why Did Nazis Burn Thousands Of Books? ►►►► http://dne.ws/1DNUOXp Read More: Brain Waves Show Learning to Read Does Not End
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Get Ready For Baseball Season With This Fun New Song!

576 views / 0 likes - added 8 years ago

A little boy loves going to a baseball game with his dad, where there are peanuts and Cracker Jack and he can root, root, root for the home team! In this classic sports song, children can grow their word recognition skills by following the highlighted wor
03:32 Popular
Why I'm Scared Of Spiders

1,225 views / 6 likes - added 8 years ago

Joe's proposed SXSW panel is "Science on YouTube: Where the Smart Kids Are". Vote for it before 9/4! http://vid.io/xqTj The science of… OH GOD IS THAT A SPIDER?! Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ F
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05:03 Popular
Systems Word Problem With No Solution

1,299 views / 0 likes - added 8 years ago

Systems word problem with no solution
07:04
The 8 Queen Problem - Numberphile

569 views / 0 likes - added 8 years ago

Our thanks to lynda.com - use our link: http://www.lynda.com/numberphile Dr James Grime discusses a famous chess problem - placing eight queens "safely" on a chess board. Some extra footage from this video will appear on Numberphile2 next Monday... https:
05:20 Popular
Overview Of Pixar In A Box

869 views / 0 likes - added 8 years ago

To see the full curriculum, go to www.pixarinabox.org. Learn how Pixar filmmakers use science, technology, engineering, art, and math to create movie magic. Pixar in a Box is a collaboration between Khan Academy and Pixar Animation Studios, sponsored by D
12:14 Popular
Algebra Basics: Exponents In Algebra - Math Antics

1,351 views / 0 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/K6ewhnaL4KQ This video shows how exponents can be used more generally with variables. It explains why x
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09:57
Creatures - Ponies, Dragons, Trolls & More! | Wiki For Kids At Cool School

686 views / 0 likes - added 8 years ago

Hi Kids! Let's learn all about creatures! Creatures is just another word for animals ⎯ animals are found in real life, like ponies, animals that lived way back millions of years ago, like dinosaurs, and animals that exist in your imagination, like trolls
03:28 Popular
Buffalo Buffalo Buffalo: One-word Sentences And How They Work - Emma Bryce

761 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/buffalo-buffalo-buffalo-one-word-sentences-and-how-they-work-emma-bryce ‘Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo’ is a grammatically correct sentence. How? Emma Bryce explains how this an
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08:05
Sal Khan Has Conversation With MIT Dean Of Admissions

608 views / 0 likes - added 8 years ago

Sal Khan has conversation with MIT Dean of Admissions Stu Schmill.
04:54
Lead: The Original Artificial Sweetener

559 views / 0 likes - added 8 years ago

Lead is really useful when you add it to things like paint and gasoline. Problem is, it’s also poisonous. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justi
03:47 Popular
Science For Kids - How To Make Butter - ExpeRimental #19

842 views / 0 likes - added 8 years ago

Make your own butter and whipped cream from double cream in this fun science experiment for children. Download the infosheet for more ideas and information: http://bit.ly/ButterInfosheet Subscribe for regular science videos: http://bit.ly/RiSubscRibe Cath
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02:29 Popular
Why Is Itching Contagious? With Dr Emily Grossman

776 views / 0 likes - added 8 years ago

Does watching this video make you itch? Dr Emily Grossman explains why the ‘social itch’ might have evolved. Subscribe for regular science videos: http://bit.ly/RiSubscRibe It’s well known that an itch can be contagious – seeing a person scratch can make
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02:18 Popular
japanese mini Segway "WalkCar"

790 views / 1 likes - added 8 years ago

Demonstration of a product in Japan called the WalkCar. It is like the Segway, but much smaller and completely portable. It could revolutionize transportation. A lot of times the biggest problem with public transportation is known as the "last mile," whic
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03:32 Popular
What If You Stopped Drinking Water?

989 views / 3 likes - added 8 years ago

What would happen to your body without water? SUBSCRIBE: http://bit.ly/10kWnZ7 --MORE LINKS BELOW (Click 'Show More')-- Water.org - http://bit.ly/1epHGbJ UNICEF App - http://bit.ly/1qZx5tn Charity:Water - http://bit.ly/1eVzFrZ MIYA - http://bit.ly/Nx9Sil
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02:57 Popular
Why Do Rivers Curve?

800 views / 1 likes - added 8 years ago

We're now on Patreon! Please support us at: http://www.patreon.com/minuteearth Can you find an oxbow lake in GoogleEarth? Share your findings (pictures or coordinates) on Twitter, Facebook and other social media using the hashtag #oxbowlake And subscribe!
01:58
Extended: Beaker Ball Balance Problem

626 views / 0 likes - added 8 years ago

Watch this first! https://www.youtube.com/watch?v=QD3hbVG1yxM Follow on Twitter: https://twitter.com/veritasium Follow on Facebook: https://www.facebook.com/veritasium Special thanks to the Department of Earth, Planetary and Space Sciences, especially Gar
04:58
Why Insects Love Summer – Flight, Fights And Booze

607 views / 0 likes - added 8 years ago

Have you ever wondered what happens when insects get drunk? Can you tell the temperature by the frequency of a cricket’s chirps? Do you know what temperature a butterfly has to be to take off? Kate buzzes around the science of summer insects. Subscribe fo
59:19
The Extreme World Of Ultra Intense Lasers - With Kate Lancaster

649 views / 0 likes - added 8 years ago

The most powerful lasers in the world can be used to make some of the most extreme conditions possible on earth, and are revolutionising science. Dr Kate Lancaster leads you through this extreme world with demonstrations along the way. http://bit.ly/RiSub
02:48 Popular
How To Stop Yourself Being Ticklish - With Dr Emily Grossman

1,082 views / 1 likes - added 8 years ago

Are you ticklish? Dr Emily Grossman shows you how to use the science of tickling to stop yourself squirming when you're tickled. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Why do we feel ticklish? Why does it make us laugh? It’s hard
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02:16 Popular
Can You Walk In A Straight Line With Your Eyes Closed? With Dr Emily Grossman

805 views / 1 likes - added 8 years ago

Have you ever tried walking in a straight line with your eyes closed? It’s remarkably hard to keep on track. Dr Emily Grossman explains why. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Visual information plays a key role in the way we
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04:29
Evolutionarily Stable Strategies Ft. Richard Dawkins

650 views / 0 likes - added 8 years ago

When evolution favours a stable ratio of traits rather than one dominant trait. Check out Audible: http://bit.ly/AudibleVe Animation by The Lyosacks: https://www.youtube.com/TheLyosacks Hosting Neil Degrasse Tyson, info and tickets: http://bit.ly/NDTandVe
02:09 Popular
Welcome To Snake Island | Brazil

1,474 views / 4 likes - added 8 years ago

Birds seeking shelter from the rain encounter even a bigger problem when they land on snake island! BRAZIL AIRS SUNDAY JULY 19 at 9/8c.
06:51 Popular
Humpback Whales - BBC Documentary Excerpt

900 views / 4 likes - added 8 years ago

*All rights belong to their respective owners* My favorite animal is the humpback whale! It's the way they look, the way they move with such grace and fluidity, and their personalities. They are extremely social animals and have an amazing hunting method
05:09 Popular
The Science Of Symmetry - Colm Kelleher

1,219 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-science-of-symmetry-colm-kelleher When you hear the word symmetry, you might think generally of triangles, butterflies, or even ballerinas. But defined scientifically, symmetry is "a transformation that leav
03:42
The Science Of Jet Lag... And How To Prevent It

553 views / 0 likes - added 8 years ago

What is jet lag? Can we cure it? And why is it a big problem for astronauts going to Mars? Kate dives into the science of circadian rhythms, and armed with the facts, sets out to find a cure. Subscribe for more science videos: http://bit.ly/RiSubscRibe Th
08:56
Cell Size

665 views / 0 likes - added 8 years ago

Thinking about the limiting factors of cell size. Focus on volume to surface area ratio.
04:22 Popular
Ratios, Rates, And Proportions — Harder Example | Math | New SAT | Khan Academy

940 views / 0 likes - added 8 years ago

Watch Sal work through a harder Ratios, rates, and proportions 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-q2-easier?utm_source=YT&utm_medium=Desc&utm_campaign
02:58 Popular
Nonlinear Equation Graphs — Harder Example | Math | New SAT | Khan Academy

1,269 views / 0 likes - added 8 years ago

Watch Sal work through a harder Nonlinear equation graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p8-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewS
02:01 Popular
Radicals And Rational Exponents — Basic Example | Math | New SAT | Khan Academy

1,505 views / 0 likes - added 8 years ago

Watch Sal work through a basic Radicals and rational exponents problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p3-harder?utm_source=YT&utm_medium=Desc&utm_campaign
21:02 Popular
Writing: Argument — How-to Example | Reading & Writing | New SAT | Khan Academy

776 views / 0 likes - added 8 years ago

Watch Sal work through an SAT Writing: Argument passage. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-reading-writing/new-sat-writing-passages/v/sat-writing-informational-passage?utm_source=YT&utm_medium=Desc&utm_campaign=N
01:40 Popular
Koko The Gorilla Cries Over The Loss Of A Kitten

1,059 views / 3 likes - added 8 years ago

This is old footage of Koko the gorilla loving and caring for a pet kitten...and then crying whenever she finds out the kitty died. If anyone says animals don't feel emotions, show them this. "People really need to understand a few things. 1. It's not lik
03:59
Defining Success: Crash Course Kids #18.2

624 views / 0 likes - added 8 years ago

In our last episode, Sabrina talked about how Engineers define the problems they need to solve. But how do you know when you've actually solved a problem? What do you expect to happen that would equal success? In this episode, Sabrina chats about how Engi
02:16 Popular
Princess Colors

861 views / 1 likes - added 8 years ago

Princess Colors Teaches Toddlers the 3 Primary Colors Red, Blue & Yellow in this Simple Soothing Melody that Helps Pre-Verbal Babies Begin to Learn Colors & Shapes. Thanks for Watching, Sharing & Commenting Subscribe for Fresh Uploads 3 Times a Week! http
04:21 Popular
Basic Trigonometry - Word Problem

728 views / 0 likes - added 8 years ago

Learn basic trigonometry with this easy to follow example. I also provided the links for other basic trigonometry videos as well. Basic trigonometry quiz: https://www.youtube.com/watch?v=IGV1XufPd6E Basic Trigonometry Practice Question #1: https://www.you
21:57 Popular
How To Draw A Peacock (realistic)

2,214 views / 7 likes - added 8 years ago

Learn how to draw a peacock with us! In this activity we talk about a new drawing word, SIZE. Size refers to how big you draw something on your paper. If you draw something big, that object will look close to you. If you draw something small, the object w
04:10 Popular
3 Reasons Why Nuclear Energy Is Terrible! 2/3

1,143 views / 3 likes - added 8 years ago

Nuclear energy might be a failed experiment. In over sixty years the technology has not only failed to keep its promise of cheap, clean and safe energy, it also caused major catastrophes and enabled more nuclear weapons while the nuclear waste problem is
01:37 Popular
Engineering & Curiosity

1,033 views / 1 likes - added 8 years ago

Hey everybody. This is not a regular Kurzgesagt video. We made this clip for the National Academy of Engineerings video contest. http://www.nae.edu/e4u/ The goal of the contest was to make a video about how engineering changed our lifes to the better. Thi
03:40 Popular
Defining A Problem: Crash Course Kids #18.1

1,505 views / 0 likes - added 8 years ago

So, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all be better Engineer
08:50 Popular
The Mechanics Of The Film Projector

902 views / 1 likes - added 8 years ago

Bill tears apart a film projector to reveal the amazing mechanisms used in the pre-digital age to trick the mind into seeing a moving image. He uses high speed photography and animations to show how the projector moves the film intermittently, how a shutt
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06:07 Popular
History Vs. Genghis Khan - Alex Gendler

1,069 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/history-vs-genghis-khan-alex-gendler He was one of the most fearsome warlords who ever lived, waging an unstoppable conquest across the Eurasian continent. But was Genghis Khan a vicious barbarian or a unifier w
03:21 Popular
Why Do Some Species Thrive In Cities?

723 views / 1 likes - added 8 years ago

Urban development can be tough on wildlife. But some plants and animals are adapting to our cities in surprising ways. Thanks to squarespace.com for supporting this video. Go build a website! http://www.squarespace.com/minuteearth (use your 10% discount c
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02:01 Popular
Beaker Ball Balance Problem

877 views / 0 likes - added 8 years ago

Acrylic Ball: http://bit.ly/BBBacrylic Ping-Pong Ball: http://bit.ly/BBBpingpong Balanced: http://bit.ly/BBBbalanced This problem has made the rounds on the internet but I felt it deserved a treatment like this. Special thanks to Gary and the Department o
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04:35 Popular
How To Make Clothing For Your My Little Ponies & Equestria Girls - Easy Doll Crafts

1,009 views / 0 likes - added 8 years ago

How to Make Clothing for your My Little Ponies & Equestria Girls (Skirt & Top) XOXOXO, Merve Don't forget to visit us: http://www.simplekidscrafts.com http://www.facebook.com/simplekidscrafts http://www.twitter.com/artsandcraftstv http://www.instagram.com
11:22
Meteors: Crash Course Astronomy #23

650 views / 2 likes - added 8 years ago

Today Phil helps keep you from ticking off an astronomer in your life by making sure you know the difference between a meteor, meteorite, and meteoroid. When the Earth plows through the stream emitted by a comet we get a meteor shower. Meteors burn up abo
07:14 Popular
How To Win A Guessing Game - Numberphile

903 views / 0 likes - added 8 years ago

A clever use of random numbers to improve your odds in a number guessing game. Alex Bellos Books: http://bit.ly/BellosBooks Monty Hall problem: http://bit.ly/MontyHallProb NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://ww
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02:48 Popular
Why Don't Scavengers Get Sick?

783 views / 1 likes - added 8 years ago

Thanks to Harry’s for supporting this video. Use the coupon code MINUTEEARTH for $5 off your order! https://www.harrys.com/ Thanks also to our Patreon patrons: - @AntoineCoeur - Mark - @TodayIFoundOut1 - Emil Kampp Please support MinuteEarth on Patreon: h
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02:58 Popular
Do We Have To Get Old ?

1,045 views / 1 likes - added 8 years ago

We’d like to thank Focus Features for sponsoring this video – and for inviting us to pre-screen their summer 2015 film “Self/Less”. It’s a sci-fi flick that explores memory, consciousness, and immortality, and it made us think about the types of immortali
03:57
Sesame Street: Kermit Looks For Clues

572 views / 0 likes - added 9 years ago

Greetings frog lovers! Today, Kermit the Frog is going to tell you all about the word, clues. He's going to look for clues to figure out what everyone is doing. Can you figure it out with Kermit? Subscribe to the Sesame Street Channel here: http://www.you
01:48 Popular
Sesame Street: F Is For Fox

711 views / 0 likes - added 9 years ago

D is for Dog, E is for Egg. And what's a good word that starts with the letter F? Feathers? Fancy? Fast? Fossil? Yes! Those are all words that start with the letter F. Want one more? Ok, F is for Fox! Subscribe to the Sesame Street Channel here: http://ww
11:55 Popular
Comets: Crash Course Astronomy #21

745 views / 0 likes - added 9 years ago

Today on Crash Course Astronomy, Phil explains comets. Comets are chunks of ice and rock that orbit the Sun. When they get near the Sun the ice turns into gas, forming the long tail, and also releases dust that forms a different tail. We’ve visited comets
02:55 Popular
Linear Equation Word Problems — Basic Example | Math | New SAT | Khan Academy

1,233 views / 0 likes - added 9 years ago

Watch Sal work through a basic Linear equations word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h2-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev
07:14
Content Changes To The New SAT | Tips & Planning | New SAT | Khan Academy

648 views / 0 likes - added 9 years ago

Sal covers the major content changes to the new SAT. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-tips-planning/new-sat-about-sat/v/sat-math-test-intro?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the previous l
03:55 Popular
Interpreting Function Graphs Word Problems

935 views / 0 likes - added 9 years ago

Interpreting function graphs word problems
05:18
What’s The Big Deal With Gluten? - William D. Chey

672 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-s-the-big-deal-with-gluten-william-d-chey If you've been to a restaurant in the last few years, you’ve likely seen the words gluten-free written somewhere on the menu. But what exactly is gluten, and why ca
05:17 Popular
The Engineering Process: Crash Course Kids #12.2

6,269 views / 15 likes - added 9 years ago

So, how do we go about being engineers? In this episode of Crash Course Kids, Sabrina talks to us about the Engineering Process and why we should do things in order, as well as many of the questions we should ask along the way. This first series is based
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02:45
Sesame Street: Grover And Zachary Quinto Are Flexible

489 views / 0 likes - added 9 years ago

Today's word is flexible. Flexible means to change or bend easily. Straws bend easily and are flexible. You can be flexible too, with your legs, your arms, or even your mind. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription
04:30 Popular
What's An Engineer? Crash Course Kids #12.1

1,412 views / 3 likes - added 9 years ago

You've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about what they do and
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04:00 Popular
Hunting For Properties: Crash Course Kids #9.1

800 views / 1 likes - added 9 years ago

Remember pre-school? If not, IT WAS SO MUCH EASIER! But when you were stacking blocks and figuring out which block went into which shaped hole, you were learning about properties. In this episode of Crash Course Kids, Sabrina talks about what properties a
09:35 Popular
Algebra Basics: Solving Basic Equations Part 2 - Math Antics

2,797 views / 0 likes - added 9 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/l3XzepN03KQ Next video: Coming Soon This video shows students how to solve simple 1-step Algebra equati
11:08 Popular
Algebra Basics: Solving Basic Equations Part 1 - Math Antics

2,585 views / 3 likes - added 9 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/NybHckSEQBI Next video: https://youtu.be/Qyd_v3DGzTM This video shows students how to solve simple 1-st
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12:07 Popular
Algebra Basics: What Is Algebra? - Math Antics

2,394 views / 1 likes - added 9 years ago

The first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
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02:58
Sesame Street: Who Is The True Cinderella?

682 views / 2 likes - added 9 years ago

Abby, Rosita, and Segi are all wearing a beautiful princess dress, but only one girl can be Cinderella. Is that so? What if each of the girls pretends to be Cinderella at a different point in the story? That sounds like sharing and a story worth telling.
08:06 Popular
Taylor...Ronnie's weight loss journey!

858 views / 0 likes - added 9 years ago

This is an incredible story that shows you can do anything you want with the right determination and goals. Ronnie lost hundreds of pounds in less than a year through hard work. In doing so, he not only saved his only life, but is giving inspiration to ma
04:35 Popular
What Causes Antibiotic Resistance? - Kevin Wu

1,537 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-antibiotics-become-resistant-over-time-kevin-wu Right now, you are inhabited by trillions of microorganisms. Many of these bacteria are harmless (or even helpful!), but there are a few strains of ‘super bact
14:02 Popular
DIY TREATS - Perfect Together

783 views / 1 likes - added 9 years ago

Perfect Together on iTunes: http://tinyurl.com/lt3q9ux In celebration of my first original song "Perfect Together" coming out, I asked you guys which treats from the song you'd like me to make. Here are a few of the most requested ones! What are your favo
05:44 Popular
The Sonic Boom Problem - Katerina Kaouri

1,022 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-causes-sonic-booms-katerina-kaouri Objects that fly faster than the speed of sound (like really fast planes) create a shock wave accompanied by a thunder-like noise: the sonic boom. These epic sounds can ca
04:37
Sunlight Is Way Older Than You Think - Sten Odenwald

478 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/sunlight-is-way-older-than-you-think-sten-odenwald It takes light a zippy 8 minutes to reach Earth from the surface of the Sun. But how long does it take that same light to travel from the Sun’s core to its surf
04:44
The Professor In Russia - Periodic Table Of Videos

657 views / 0 likes - added 9 years ago

Professor Poliakoff and Ruthenium - discovered by Karl Claus and named after Russia. More Christmas stuff at http://periodicvideos.blogspot.co.uk/2013/12/a-christmas-lecture.html The Professor thanks the Academy of Sciences of the Republic of Tatarstan fo
01:38
Disney's Tomorrowland - Citizens Of Tomorrowland

520 views / 0 likes - added 9 years ago

Disney's Tomorrowland comes to theaters May 22, 2015! From Disney comes two-time Oscar® winner Brad Bird’s “Tomorrowland,” a riveting mystery adventure starring Academy Award® winner George Clooney. Bound by a shared destiny, former boy-genius Frank (Cloo
02:39
Chemistry Dubstep

605 views / 1 likes - added 9 years ago

Check these samples. Created solely from sounds recorded in our labs. Music/video by Dave & Adam - check their channel for more creations: http://bit.ly/boyinaband Behind the scenes (including interview with Dave and Adam): http://www.youtube.com/watch?v=
15:54 Popular
The psychology of self-motivation | Scott Geller | TEDxVirginiaTech

859 views / 0 likes - added 9 years ago

Never miss a talk! SUBSCRIBE to the TEDx channel: http://bit.ly/1FAg8hB Scott Geller is Alumni Distinguished Professor at Virginia Tech and Director of the Center for Applied Behavior Systems in the Department of Psychology. He is a Fellow of the American
12:56 Popular
Monkeys And Coconuts - Numberphile

736 views / 0 likes - added 9 years ago

An old problem which baffled many people. Featuring Dr Tony Padilla. Editing and animation in this film by Pete McPartlan - https://twitter.com/petemcpartlan NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com
11:34 Popular
That Viral Math Problem (Cheryl's Birthday) - Numberphile

750 views / 0 likes - added 9 years ago

Simon Pampena gives his take on THAT viral math problem from Singapore. EXTRA FOOTAGE for this video: http://youtu.be/Mj-YngjjpJg Simon on Twitter: https://twitter.com/mathemaniac NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: h
16:51 Popular
Euclid's Big Problem - Numberphile

925 views / 0 likes - added 9 years ago

Trisecting angles and calculating cube roots was a big problem for Euclid and his cohorts. Discussed by Zsuzsanna Dancso at MSRI. TRISECT WITH ORIGAMI: http://youtu.be/SL2lYcggGpc CIRCLE THE SQUARE: http://youtu.be/CMP9a2J4Bqw NUMBERPHILE Website: http://
04:56 Popular
How to Learn to Code

1,066 views / 6 likes - added 9 years ago

Thanks to https://www.youtube.com/user/NerdyAndQuirky for the question! Shares appreciated! Twitters: https://twitter.com/cheerskevin There you go. Here’s the code that will get you past your first technical interview. By the way, don’t ever w
05:21 Popular
OK Go - I Won't Let You Down - Official Video

877 views / 0 likes - added 9 years ago

Check out the interactive version of the video at http://iwontletyoudown.com Buy the video here: http://smarturl.it/IWLYDVideo From the album Hungry Ghosts, out now in North America on iTunes: http://smarturl.it/HungryGhostsiTunes Pre-order in the UK: iTu
03:59 Popular
Solution To The Impossible Bet

850 views / 1 likes - added 9 years ago

This problem is called the "100 Prisoners Problem", more info on the math here: http://en.m.wikipedia.org/wiki/100_prisoners_problem Thanks to http://www.ifixit.com for supporting us on Subbable! and to Subbable supporter @vicnice137 And thanks to my frie
01:38 Popular
An Impossible Bet

721 views / 0 likes - added 9 years ago

Should you take the bet? Click here to find out: http://youtu.be/C5-I0bAuEUE Thanks to my friend Dan Hoff for introducing me to this problem! MinutePhysics is on Google+ - http://bit.ly/qzEwc6 And facebook - http://facebook.com/minutephysics And twitter -
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11:12 Popular
What Is Random?

2,582 views / 0 likes - added 9 years ago

There's more over on Veritasium! "What is NOT Random?": https://www.youtube.com/watch?v=sMb00lz-IfE SOURCES AND MORE BELOW! My twitter: https://twitter.com/tweetsauce My instagram: http://instagram.com/electricpants Generate random numbers using atmospher
02:02
Sesame Street: Abby And Emmy Rossum Stay Focused!

629 views / 0 likes - added 9 years ago

Emmy Rossum is here to tell you the word of the day. The word is... hey, check out the dancing pigs and the lobster with surprisingly good breath…and look at the chicken under Emmy's arm… Oh, sorry, I got a little distracted. Today's word is focus. Subscr
04:03
Blueberries For Friends

524 views / 0 likes - added 9 years ago

Grouping math problem. Addition and subtraction.
02:12
Liters Of Soda For The Party

539 views / 0 likes - added 9 years ago

Math grouping. Word problem.
05:18
Unknowns With Multiplication And Division

534 views / 0 likes - added 9 years ago

Finding unknowns. Basic algebra.
02:06
How Many Cars Can Fit In The Parking Lot

700 views / 0 likes - added 9 years ago

Word problems.
02:28 Popular
Tomorrowland Official Trailer #2 (2015) - George Clooney, Britt Robertson Movie HD

728 views / 0 likes - added 9 years ago

Subscribe to TRAILERS: http://bit.ly/sxaw6h Subscribe to COMING SOON: http://bit.ly/H2vZUn Like us on FACEBOOK: http://goo.gl/dHs73 Follow us on TWITTER: http://bit.ly/1ghOWmt Tomorrowland Official Trailer #2 (2015) - George Clooney, Britt Robertson Movie
07:34 Popular
Why People Don't Believe In Climate Science

803 views / 0 likes - added 9 years ago

Watch Part 1:“The Facts” http://youtu.be/ffjIyms1BX4 Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on
06:20
Climate Science: What You Need To Know

651 views / 1 likes - added 9 years ago

Learn the basic science of climate change in 24 easy steps Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Foll
09:29 Popular
Cheryl's Birthday

723 views / 0 likes - added 9 years ago

Deductive reasoning problem from Singapore.
03:55 Popular
Mo'ne Davis: 2014 Sports Illustrated Kids SportsKid Of The Year

1,148 views / 1 likes - added 9 years ago

Mo’ne Davis became the most talked about pitcher this summer when she threw two shutouts in August, including one in the Little League World Series. When she pitched the historic shutout at the LLWS, she did more than just play a boys game. She dominated
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10:18 Popular
Mercury: Crash Course Astronomy #13

1,318 views / 10 likes - added 9 years ago

Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface. -- Table of Contents Closest Planet to the Sun 0:03 Rotation Locked t
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02:00 Popular
Star Wars: The Force Awakens Official Teaser #2

1,375 views / 7 likes - added 9 years ago

Get your first look at the new Star Wars: The Force Awakens teaser #2!Lucasfilm and visionary director J.J. Abrams join forces to take you back again to a galaxy far, far away as “Star Wars” returns to the big screen with “Star Wars: The
03:26 Popular
Somebody That I Used To Know - Pentatonix (Gotye cover)

949 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:27
We Are Young - Pentatonix (Fun Cover)

651 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:43 Popular
As Long As You Love Me / Wide Awake - Pentatonix (Justin Bieber / Katy Perry Cover)

957 views / 3 likes - added 9 years ago

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03:40 Popular
[Official Video] Starships - Pentatonix (Nicki Minaj Cover)

1,191 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:36 Popular
Payphone - Pentatonix (Maroon 5 Cover)

842 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:24 Popular
GANGNAM STYLE (강남 스타일) - Pentatonix (PSY Cover)

1,140 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:15 Popular
[Official Video] Aha! - Pentatonix (Imogen Heap Cover)

1,026 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:11 Popular
[Official Video] Carol of the Bells - Pentatonix

1,203 views / 6 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY P
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03:57
NSYNC Medley - Pentatonix

589 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:37 Popular
[Official Video] Save the World/Don't You Worry Child - Pentatonix (Swedish House Mafia Cover)

823 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:29 Popular
Thrift Shop - Pentatonix (Macklemore&Ryan Lewis cover)

770 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:22 Popular
[Official Video] Radioactive - Pentatonix&Lindsey Stirling (Imagine Dragons cover)

2,042 views / 17 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:29 Popular
Evolution of Music - Pentatonix

883 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:09 Popular
[Official Video] Can't Hold Us - Pentatonix (Macklemore&Ryan Lewis cover)

948 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:31 Popular
[Official Video] Royals - Pentatonix (Lorde Cover)

1,406 views / 5 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
06:11 Popular
Evolution of Beyoncé - Pentatonix

778 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:56 Popular
[Official Video] Daft Punk - Pentatonix

991 views / 9 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:17 Popular
[Official Video] Cruisin' for a Bruisin' - Pentatonix

816 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:14 Popular
[Official Video] Little Drummer Boy - Pentatonix

996 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:36
[Official Video] Angels We Have Heard On High - Pentatonix

693 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:24 Popular
[Official Video] I Need Your Love - Pentatonix (Calvin Harris feat. Ellie Goulding Cover)

1,081 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:26
[Official Video] Run to You - Pentatonix

658 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:40 Popular
[Official Video] Say Something - Pentatonix (A Great Big World&Christina Aguilera Cover)

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

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:23 Popular
Happy - Pentatonix (Pharrell Cover)

733 views / 5 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:20 Popular
[Official Video] Love Again - Pentatonix

1,582 views / 6 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
00:25
PTX Vol. III Teaser

564 views / 0 likes - added 9 years ago

BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=tsr BUY PTX VOL I http://smarturl.it/PTXVol1?IQid=tsr | BUY PTX VOL II http://smarturl.it/PTXVolume2?IQid=tsr STREAM PTX VOL III ON SPOTIFY: http://smarturl.it/PTXVol3Spot?IQid=tsr STREAM PTX VOL I http://sm
03:38 Popular
[Official Video] Problem - Pentatonix (Ariana Grande Cover)

3,029 views / 18 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:11 Popular
[Official Video] La La Latch - Pentatonix (Sam Smith/Disclosure/Naughty Boy Mashup)

1,260 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:14 Popular
[Official Video] Papaoutai– Pentatonix ft. Lindsey Stirling (Stromae Cover)

1,094 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:10 Popular
[Official Video] Rather Be - Pentatonix (Clean Bandit Cover)

1,172 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:10 Popular
[Official Video] White Winter Hymnal - Pentatonix (Fleet Foxes Cover)

1,154 views / 10 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT | BUY WHITE WINTER HYMNAL VIDEO http://smarturl.it/PTXWWHiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | B
03:46 Popular
[Official Video] Winter Wonderland/Don’t Worry Be Happy - Pentatonix (ft Tori Kelly)

894 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "WINTER WONDERLAND/DON'T WORRY BE HAPPY" VIDEO http://smarturl.it/PTXWWiTv BUY PTX VOL III http://smarturl.i
04:05 Popular
[Official Video] Mary, Did You Know? - Pentatonix

1,354 views / 17 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "MARY, DID YOU KNOW?" VIDEO http://smarturl.it/PTXMDYKiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt
03:25 Popular
[Official Video] That’s Christmas To Me - Pentatonix

882 views / 1 likes - added 9 years ago

WATCH OUR VLOG to Find Out What Christmas Means to PTX http://smarturl.it/PTXtctmVlog 2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smartu
03:42 Popular
[Official Video] Silent Night (Live) - Pentatonix

734 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:21 Popular
[Official Video] Dance of the Sugar Plum Fairy - Pentatonix

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

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:10 Popular
[Yule Log Audio] Hark! The Herald Angels Sing - Pentatonix

928 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:48
[Yule Log Audio] White Winter Hymnal - Pentatonix

657 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:17
[Yule Log Audio] Sleigh Ride - Pentatonix

656 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:29
[Yule Log Audio] Winter Wonderland / Don't Worry Be Happy - Pentatonix ft Tori Kelly

687 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:03
[Yule Log Audio] That's Christmas to Me - Pentatonix

585 views / 0 likes - added 9 years ago

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

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