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  • 09:27 Early Programming: Crash Course Computer Science #10

    Early Programming: Crash Course Computer Science #10

    217 views / 0 likes - added

    Since Joseph Marie Jacquard’s textile loom in 1801, there has been a demonstrated need to give our machines instructions. In the last few episodes, our instructions were already in our computer’s memory, but we need to talk about how they got there - this

  • 03:05 Sesame Street: The Importance of Early Childhood Education

    Sesame Street: The Importance of Early Childhood Education

    208 views / 0 likes - added

    Young children are sponges for learning. From birth to age five, they're making giant developmental strides, more than at any other time in life. In this critical window, education is the key to unlocking their potential. Our goal is to surround kids with

  • 16:13 I Made Minecraft 1.14 (Village & Pillage) EARLY!!

    I Made Minecraft 1.14 (Village & Pillage) EARLY!!

    347 views / 6 likes - added

    ► Subscribe and join TeamTDM! :: http://bit.ly/TxtGm8 ► Follow Me on Twitter :: http://www.twitter.com/dantdm ► Previous Video :: https://youtu.be/GBBay2-lRNo I told you I could do this..! ► DanTDM MERCH :: http://www.dantdmshop.com ► Mods used in this vi

  • 06:02 Math, When Are You Going To Use It?

    Math, When Are You Going To Use It?

    153 views / 0 likes - added

    If you're in or went to high school, you're familiar with the phrase "When am I ever going to use this?" when talking about pretty much anything you learn in math class. This is the answer to that question. The real answer, not something like "one day a s

  • 04:39 The Unexpected Math Behind Van Gogh's

    The Unexpected Math Behind Van Gogh's

    378 views / 1 likes - added

    View full lesson: http://ed.ted.com/lessons/the-unexpected-math-behind-van-gogh-s-starry-night-natalya-st-clair Physicist Werner Heisenberg said, “When I meet God, I am going to ask him two questions: why relativity? And why turbulence? I really bel

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  • 06:47 Noble gas configuration

    Noble gas configuration

    169 views / 0 likes - added

    How to write electron configurations for atoms and monatomic ions using noble gas configuration Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity

  • 10:48 What Does Dark Matter Look Like? Crazy Experiment Shows Objects Falling Into Dark Matter

    What Does Dark Matter Look Like? Crazy Experiment Shows Objects Falling Into Dark Matter

    50 views / 0 likes - added

    Checkout Brilliant here: https://brilliant.org/theactionlab/ In this video I show you what it feels like to touch dark matter! Then I show you what happens if you were to fall into dark matter. Luckily I have a very massive piece of dark matter that someh

  • 03:28 Incredible Animation Shows How Humans Evolved From Early Life

    Incredible Animation Shows How Humans Evolved From Early Life

    344 views / 1 likes - added

    Humans have had a long history. 3.8 million years in the making, to be precise. From the primordial puddle to the modern day, here's how humans have evolved from the first life. The following is a review of the life forms depicted in the video: Prokaryote

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  • 03:37 French Numbers Song 1-100 | Nombres en Français Chanson: Compter jusqu'à 100

    French Numbers Song 1-100 | Nombres en Français Chanson: Compter jusqu'à 100

    407 views / 0 likes - added

    Learn to count to 100 in French with this catchy song. for kids. Apprendre les chiffres en s'amusant (francais). SOMMAIRE DE LA CHANSON Ralphy le lapin obtient son ami Gerald le Gerbil, pour sortir une partie en journée ensoleillée alors que comptent 100

  • 10:29 Algebra Basics: Solving 2-Step Equations - Math Antics

    Algebra Basics: Solving 2-Step Equations - Math Antics

    447 views / 1 likes - added

    There was a confusing example in the original video. This is the updated version. This video shows students how to solve 2-step Algebra equations involving one addition or subtraction and one multiplication or division. Part of the Algebra Basics Series:

  • 1:12:01 Play Doh Learn Colors Surprise | ABC Songs for Children, Best Toddler Learning, Learn Numbers, Toys

    Play Doh Learn Colors Surprise | ABC Songs for Children, Best Toddler Learning, Learn Numbers, Toys

    395 views / 0 likes - added

    Billy & Betty Beaver Teach Colors with Dripping Paint, Surprise Eggs, Cars & Play Dough. Children will Learn Colors, Shapes, ABCs & Nursery Rhymes with this Cute Collection of Catchy Songs & Colorful Lessons by Busy Beavers. Learn Colors Surprise (Red) 00

  • 12:48 Popular GAS OUT GAME FARTING Family Fun Game for Kids Chocolate Eggs Surprise Toys Marvel Learn Numbers

    GAS OUT GAME FARTING Family Fun Game for Kids Chocolate Eggs Surprise Toys Marvel Learn Numbers

    804 views / 4 likes - added

    Join Ryan and his family as we play the GAS OUT GAME farting with Guster the Gas Cloud! The winner of this farting game for kids will get chocolate eggs surprise! We open Marvel Avenger Superhero Egg and Minion Surprise egg! Each player played a fart card

  • 02:33 The Academy Where Butlers Are Born

    The Academy Where Butlers Are Born

    163 views / 0 likes - added

    Learning to serve as a certified butler is both a skill and an art, and the world’s most elite butlers come from one place: The International Butler Academy in Simpelveld, Netherlands. Here, students spend 10 weeks in intensive training, living and workin

  • 03:13 Early 3D Movement Analysis - Christmas Lectures with Leonard Maunder

    Early 3D Movement Analysis - Christmas Lectures with Leonard Maunder

    76 views / 0 likes - added

    Today's impressive motion capture technology couldn't exist without the work done in the 1970s and 80s. One such example is the CODA, demonstrated here in 1983. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full sixth lecture o

  • 03:05 Donald Duck In Early to Bed | A Classic Mickey Short | Have A Laugh

    Donald Duck In Early to Bed | A Classic Mickey Short | Have A Laugh

    255 views / 0 likes - added

    A sleepy Donald Duck does battle with an annoying alarm clock in this hilarious Disney cartoon short. SUBSCRIBE to get notified when new Disney Shorts videos are posted: http://di.sn/SubscribeDisneyShorts Watch classic Mickey Mouse cartoons: https://www.y

  • 12:25 Five Creative Approaches to Math and Science

    Five Creative Approaches to Math and Science

    42 views / 0 likes - added

    Were introducing you to some brilliant minds working origami, kites, rapping and a web-slinging superhero into the study of math and science in this reel. Plus, were touring an ultra-modern concert hall where music and science come together in the most ac

  • 10:15 The Pillowcase of Terror | Math Magic

    The Pillowcase of Terror | Math Magic

    102 views / 0 likes - added

    LINKS:More about the trick: https://www.riddleministry.com/riddles/cards-in-the-dark/1333/Mismag822's tutorial and demonstration: https://www.youtube.com/watch?v=VaNCbEduGm0Subscribe to quarterly deliveries of my favorite science+math toys: https://www.cu

  • 09:35 Popular Algebra Basics: Solving Basic Equations Part 2 - Math Antics

    Algebra Basics: Solving Basic Equations Part 2 - Math Antics

    770 views / 0 likes - added

    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

  • 11:09 15 GENIUS MATH TRICKS THAT ARE ACTUALLY EASY

    15 GENIUS MATH TRICKS THAT ARE ACTUALLY EASY

    356 views / 0 likes - added

    How to embarrass your teacher. Smart and simple backs to school math hacks and tricks. Learn how to multiply fast in your head. Subscribe to 5-Minute Crafts KIDS: https://goo.gl/PEuLVt ----------------------------------------------------------------------

  • 03:38 7 Times Table Song | Skip Counting by 7 Song with Multiplication

    7 Times Table Song | Skip Counting by 7 Song with Multiplication

    160 views / 0 likes - added

  • 06:33 Why Are Cicadas So Good At Math?

    Why Are Cicadas So Good At Math?

    266 views / 0 likes - added

    T-SHIRTS! http://dftba.com/besmart VIDCON! http://bit.ly/1DqnxeQ Follow me to Gross Science: http://youtu.be/IDBkj3DjNSM ↓ More info and sources below ↓ Do periodical cicadas “know” how to calculate prime numbers? One of the strangest life cycles in all o

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  • 13:53 Math vs Physics - Numberphile

    Math vs Physics - Numberphile

    217 views / 0 likes - added

    Robbert Dijkgraaf is a mathematical physicist. Extra footage from this interview: https://youtu.be/FpkvNJCVEUA More links & stuff in full description below ↓↓↓ Robbert Dijkgraaf website: http://www.robbertdijkgraaf.com Physics videos by Brady (who makes N

  • 11:08 Popular Algebra Basics: Solving Basic Equations Part 1 - Math Antics

    Algebra Basics: Solving Basic Equations Part 1 - Math Antics

    806 views / 1 likes - added

    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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  • 05:16 Prepositions Of Time | Prepositions | The Parts Of Speech | Grammar

    Prepositions Of Time | Prepositions | The Parts Of Speech | Grammar

    214 views / 0 likes - added

    Some prepositions help describe moments in time. Learn more and enhance your powers of time wizardry! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-preposition/e/prepositions-about-time-and-space Watch the next lesson:

  • 02:34 Using Math to Skate On Thin Ice

    Using Math to Skate On Thin Ice

    37 views / 0 likes - added

    People get nervous when they see Mrten Ajne ice skating. He intentionally skates on extremely thin ice. Ajne has pursued this dangerous hobby for 40 years and has skated on more than 1,800 bodies of water from Norway to North America. He uses his knowledg

  • 04:33 Can Math Prove God's Existence?

    Can Math Prove God's Existence?

    383 views / 0 likes - added

    Can math stop the debate over God's Existence? Get a FREE Audible Trial: http://audible.com/asap GET THE ASAPSCIENCE BOOK: http://asapscience.com/book/ Created by: Mitchell Moffit and Gregory Brown Written by: Mitchell Moffit, Gregory Brown and Rachel Sal

  • 11:34 That Viral Math Problem (Cheryl's Birthday) - Numberphile

    That Viral Math Problem (Cheryl's Birthday) - Numberphile

    351 views / 0 likes - added

    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

  • 02:36 Sesame Street: Chaka Khan Sings about Faces with Elmo and Telly

    Sesame Street: Chaka Khan Sings about Faces with Elmo and Telly

    69 views / 0 likes - added

    Your face is unique! Sing along as Chaka Khan sings about all the wonderful things your face can do like help you share emotions! -- Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun

  • 04:57 85 YEAR OLD Civil War Veteran Lauren Higbie Recorded On Early 78rpm Record

    85 YEAR OLD Civil War Veteran Lauren Higbie Recorded On Early 78rpm Record

    143 views / 0 likes - added

    Each time I listen to this record I am totally captivated. It is one of the few records in my collection that captures my full attention as I listen with sincere respect. This is a rare recording entitled "Veteran's Last Song" on the circa 1927 Electra la

  • 01:45 Renewable Energy - Powered by Poop | California Academy of Sciences

    Renewable Energy - Powered by Poop | California Academy of Sciences

    329 views / 0 likes - added

    In this Flipside Science unit, designed for a middle school audience, we'll explore environmental issues related to energy use and conservation. In our most recent installment, find out how a dairy farm is using a methane digester to turn cow poop into el

  • 05:14 Intensifiers And Adverbs Of Degree | Modifiers | The Parts Of Speech

    Intensifiers And Adverbs Of Degree | Modifiers | The Parts Of Speech

    225 views / 0 likes - added

    Words like 'very' and 'slightly' are examples of intensifiers and adverbs of degree. Here's how they work! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-modifier/e/intensifiers-and-adver

  • 03:56 Mind Reading With Numbers

    Mind Reading With Numbers

    354 views / 0 likes - added

    When someone is thinking of any number between 1 and 1000, Deane shows how to find that number with just 10 questions. It may seem like mind reading, but it is really logic. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow C

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  • 13:00 Integers and Rational Numbers

    Integers and Rational Numbers

    160 views / 0 likes - added

  • 24:59 Juggling by Numbers - Numberphile

    Juggling by Numbers - Numberphile

    201 views / 0 likes - added

    Juggling with Colin Wright. More links & stuff in full description below ↓↓↓ Colin Wright on Twitter: https://twitter.com/colinthemathmo Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are

  • 07:40 Addition of Rational  Numbers

    Addition of Rational Numbers

    204 views / 0 likes - added

  • 10:23 Subraction of Rational Numbers

    Subraction of Rational Numbers

    154 views / 0 likes - added

  • 08:56 Multiplication of Rational Numbers

    Multiplication of Rational Numbers

    176 views / 0 likes - added

  • 08:20 Division of Rational Numbers

    Division of Rational Numbers

    179 views / 0 likes - added

  • 09:08 Aaron Numbers - Numberphile

    Aaron Numbers - Numberphile

    180 views / 0 likes - added

    A story of baseball, number theory, and serendipity. More links & stuff in full description below ↓↓↓ Featuring Carl Pomerance from the Department of Mathematics at Dartmouth College. Images from Erdös/Aaron meeting courtesy of Rob & Madelyn Gould - http:

  • 02:01 A Pattern in Prime Numbers ?

    A Pattern in Prime Numbers ?

    93 views / 0 likes - added

    An interesting phenomenon I stumbled upon recently. Hope you find it as fascinating as me. If there are any mathematicians in the audience who can explain this, (in a simple way) feel free to comment. (Oh, and yes, I returned the voice to Professor Hawkin

  • 03:34 Introduction To Agreement | Verbs | The Parts Of Speech

    Introduction To Agreement | Verbs | The Parts Of Speech

    188 views / 0 likes - added

    When you match up the subject of a sentence with a verb, it's called 'agreement'. Here's how it works! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/e/intro-to-verb-agreement M

  • 02:13 Crazy Math Trick: I will guess Your Age! (2017 with answers)

    Crazy Math Trick: I will guess Your Age! (2017 with answers)

    338 views / 3 likes - added

    ★★ For more broccolies like this... Subscribe to DB! ★★ I will guess your age! This is a crazy math trick that is likely to impress you and your friends too! You start with a RANDOM number and then end up with your Age and that number... pretty incredible

  • 10:19 Square Roots and Real Numbers

    Square Roots and Real Numbers

    230 views / 0 likes - added

    More free lessons at: http://www.khanacademy.org/video?v=BpBh8gvMifs

  • 00:37 ICESat-2 By the Numbers: 300 Trillion

    ICESat-2 By the Numbers: 300 Trillion

    130 views / 0 likes - added

    ICESat-2 is an incredibly precise space laser that features the latest in NASA technology To measure ice heights, engineers have to take ICESat-2's instrument ATLAS to the extreme - sometimes going big, sometimes going small, but always keeping it precise

  • 02:23 Mathemagic - Multiplying numbers using fingers

    Mathemagic - Multiplying numbers using fingers

    229 views / 0 likes - added

    With a post graduate in Mathematics from the Indian Institute of Technology, Bombay, Khurshed Batliwala, or "Bawa" as he is fondly known (a nick name that has stuck from his IIT days) is an extraordinary personality. In his own words, he decided "it was b

  • 10:45 Optimization - Minimum Sum Of Two Numbers

    Optimization - Minimum Sum Of Two Numbers

    247 views / 0 likes - added

    Optimization is explained completely in this calculus video. I also provided the links for my other optimization videos as well. Optimization - "minimum fence required" example https://www.youtube.com/watch?v=kV3K4Ppz6fw Optimization - "Maximum volume of

  • 12:09 Forehead Numbers Brain Teaser

    Forehead Numbers Brain Teaser

    363 views / 0 likes - added

    The perfect logicians are at it again. More free lessons at: http://www.khanacademy.org/video?v=jqpQPxWj8gE

  • 02:13 Crazy Math Trick: I will guess Your Age! (OLD 2016 version)

    Crazy Math Trick: I will guess Your Age! (OLD 2016 version)

    287 views / 0 likes - added

    Check here for the 2017 version: https://www.youtube.com/watch?v=PQjNF34H3Bs&feature=youtu.be ★★ For more broccolies like this... Subscribe to DB! ★★ I will guess your age! This is a crazy math trick that is likely to impress you and your friends too! You

  • 02:53 Travel Deep Inside a Leaf | California Academy of Sciences

    Travel Deep Inside a Leaf | California Academy of Sciences

    101 views / 1 likes - added

    Take a journey inside a leaf of a redwood tree. Enter the stoma and view photosynthesis on a molecular level, knowing that the animation prioritizes scientific accuracy. Educators might also be interested in an annotated version of this video: https://you

  • 01:30 The (Fine) Art History of Paint by Numbers

    The (Fine) Art History of Paint by Numbers

    225 views / 0 likes - added

    Who knew that your favorite elementary school pastime had such noble origins? In the 16th century, the great Renaissance artist Michelangelo was so busy that he began assigning sections of his famous ceilings to his students to paint. He used a numbering

  • 08:00 15 BRILLIANT MATH TRICKS THEY DON'T TEACH YOU AT SCHOOL

    15 BRILLIANT MATH TRICKS THEY DON'T TEACH YOU AT SCHOOL

    344 views / 1 likes - added

    Too bad they don't teach you this at school! But I always got you! So check out these genius Math tricks and have fun! ;) ---------------------------------------------------------------------------------------- 5-Minute Crafts: https://www.goo.gl/8JVmuC F

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  • 01:36 Regal Academy | First Official Super Trailer | Nick

    Regal Academy | First Official Super Trailer | Nick

    336 views / 0 likes - added

    Welcome to Regal Academy! Follow Rose Cinderella on her adventure through a fairy tale school, as she discovers her family's true storybook past... and rides a dragon or two! Don't miss the brand new show coming happily ever after to Nickelodeon! Subscrib

  • 02:36 Prepositions Of Neither Space Nor Time | Prepositions | The Parts Of Speech | Grammar

    Prepositions Of Neither Space Nor Time | Prepositions | The Parts Of Speech | Grammar

    265 views / 0 likes - added

    Some prepositions describe relationships between people or things. These prepositions don’t include information about time or space. Watch the next lesson: https://www.khanacademy.org/the-preposition/e/common-prepositions Missed the previous lesson? Watch

  • 04:26 Learning Numbers with Soccer balls Ice Cream for Children

    Learning Numbers with Soccer balls Ice Cream for Children

    160 views / 0 likes - added

  • 04:12 Even and Odd Numbers Song for Kids | Odds and Evens for Grades 2 & 3

    Even and Odd Numbers Song for Kids | Odds and Evens for Grades 2 & 3

    118 views / 0 likes - added

  • 12:14 Algebra Basics: Exponents In Algebra - Math Antics

    Algebra Basics: Exponents In Algebra - Math Antics

    333 views / 0 likes - added

    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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  • 03:15 u09 l1 t2 we4 Adding Real Numbers Application

    u09 l1 t2 we4 Adding Real Numbers Application

    235 views / 0 likes - added

  • 03:17 Skip Counting By 12 Song | The 12 Times Table Song For Kids

    Skip Counting By 12 Song | The 12 Times Table Song For Kids

    135 views / 0 likes - added

  • 02:45 Skip Counting By 11 Song | The 11 Times Table Song For Kids

    Skip Counting By 11 Song | The 11 Times Table Song For Kids

    118 views / 1 likes - added

  • 07:50 Compound Prepositions | Prepositions | The Parts Of Speech | Grammar

    Compound Prepositions | Prepositions | The Parts Of Speech | Grammar

    204 views / 0 likes - added

    These prepositions are called compound prepositions, or multisyllabic prepositions. Like most prepositions, they have both literal and figurative meanings. David explains. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech

  • 12:07 Algebra Basics: What Is Algebra? - Math Antics

    Algebra Basics: What Is Algebra? - Math Antics

    356 views / 0 likes - added

    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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  • 02:31 The Math Behind the Polls

    The Math Behind the Polls

    117 views / 0 likes - added

    When polls try to tease out what a group of people is thinking, what are they measuring and how can they go wrong?

  • 08:41 Math in the Simpsons: Homer's theorem

    Math in the Simpsons: Homer's theorem

    52 views / 0 likes - added

    After putting on some glasses he found in a toilet Homer feels very smart and declares: "The sum of the square root of any two sides of an iscosceles triangle is equal to the square root of the remaining side." Well, sounds like Pythagoras theorem but it'

  • 04:04 Can Math Explain How Animals Get Their Patterns?

    Can Math Explain How Animals Get Their Patterns?

    317 views / 0 likes - added

    How Alan Turing's Reaction-Diffusion Model Simulates Patterns in Nature Thanks to http://www.audible.com/minuteearth for sponsoring this video. Asparagus Pee Survey Results: https://goo.gl/8x7abL ___________________________________________ If you liked th

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  • 02:18 DIY | Burrito Math | Cartoon Network

    DIY | Burrito Math | Cartoon Network

    123 views / 0 likes - added

    Jack dreams of making the mathematically perfect burrito but when he tries to do it the easy way, using his sassy robo pal Mitchell, everything gets really gross. Earn the Mathematician patch from DIY.org! https://diy.org/skills/mathematician From DIY.org

  • 01:52 Three Solutions! Can You Find Them? (math trick with answers)

    Three Solutions! Can You Find Them? (math trick with answers)

    222 views / 0 likes - added

    ★★ Please LIKE if you found at least ONE solution!! ★★ This is an impossible equation, because 6+4 is clearly not 4... BUT there are three solutions to this equation by moving just ONE matchstick. Can you find all three solutions? I am curious to see how

  • 12:05 Twin paradox: the real explanation (no math)

    Twin paradox: the real explanation (no math)

    57 views / 0 likes - added

    The Twin Paradox is the most famous of all of the seeming-inconsistencies of special relativity. In this video, Fermilab’s Dr. Don Lincoln explains it without using mathematics. This is a companion video for his earlier one in which the same question was

  • 05:05 Try This April Fools' Trick! (Mystery Math)

    Try This April Fools' Trick! (Mystery Math)

    400 views / 0 likes - added

    Here's a simple trick you can play on your friends!

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  • 07:41 Math Mechanics of Thai Banking Crisis

    Math Mechanics of Thai Banking Crisis

    223 views / 0 likes - added

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

  • 30:07 Mind Bending Math: Riddles and Paradoxes

    Mind Bending Math: Riddles and Paradoxes

    291 views / 1 likes - added

    Learn that determining the will of the voters can require a mathematician. Delve into paradoxical outcomes of elections at national, state, and even club levels. Study Kenneth Arrow’s Nobel prize-winning impossibility theorem, and assess the U.S. Electora

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

    Spring potential energy example (mistake in math)

    193 views / 0 likes - added

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

  • 12:32 Protecting Privacy with MATH (Collab with the Census)

    Protecting Privacy with MATH (Collab with the Census)

    29 views / 0 likes - added

    This video was made in collaboration with the US Census Bureau and fact-checked by Census Bureau scientists. Any opinions and errors are my own. For more information, visit https://census.gov/about/policies/privacy/statistical_safeguards.html or search "d

  • 03:12 Science Artist Uses Math to Make Sculptures

    Science Artist Uses Math to Make Sculptures

    202 views / 0 likes - added

    John Muntean has been creating magic angle sculptures since 1986. At first, the sculpture just looks like an abstract piece. When rotated at the magic angle and lit from above, a three-part masterpiece emerges. See more from John Muntean: https://www.jvmu

  • 12:24 Singapore Math: Grade 3a, Unit 1 (part 4)

    Singapore Math: Grade 3a, Unit 1 (part 4)

    161 views / 0 likes - added

    More on place value

  • 13:07 Singapore Math: Grade 3a, Unit 1 (part 5)

    Singapore Math: Grade 3a, Unit 1 (part 5)

    172 views / 0 likes - added

    Even more on place value

  • 15:39 Singapore Math: Grade 3a, Unit 1 (part 8)

    Singapore Math: Grade 3a, Unit 1 (part 8)

    177 views / 0 likes - added

    More on number patterns with place value.

  • 17:53 Singapore Math: Grade 3a, Unit 1 (part 9)

    Singapore Math: Grade 3a, Unit 1 (part 9)

    190 views / 0 likes - added

    More number patterns with place value

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

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

    195 views / 0 likes - added

    Word problem with cookies

  • 09:57 Singapore Math: Grade 3a Unit 2 (part 3)

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

    181 views / 0 likes - added

    A man selling balloons at a carnival.

  • 13:04 Singapore Math: Grade 3a Unit 2 (part 4)

    Singapore Math: Grade 3a Unit 2 (part 4)

    171 views / 0 likes - added

    Some more word problems

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

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

    264 views / 0 likes - added

    Some final 4 digit subtraction problems.

  • 12:16 Singapore Math:  Grade 3a Unit 2 (part 11)

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

    262 views / 0 likes - added

    Some 2-step word problems.

  • 01:44 Math Whizzes Of Ancient Babylon Figured Out Forerunner Of Calculus

    Math Whizzes Of Ancient Babylon Figured Out Forerunner Of Calculus

    229 views / 0 likes - added

    Clay tablets document precocious astronomical calculations by 50 B.C.E. Read more: http://scim.ag/1nRxu3V Read the research ($): http://scim.ag/1PVEVgT

  • 19:37 Smart Math Techniques - Solve maths problems in seconds

    Smart Math Techniques - Solve maths problems in seconds

    302 views / 0 likes - added

    Topic In this topic our expert trainer Shruti explains how to solve difficult maths problems in a matter of seconds. OBJECTIVE To enable you to to do faster calculation using best speed maths techniques and make you score more in your exams. These speed m

  • 02:26 Math Puts a New Twist on Solving a Rubik's Cube with the Fewest Moves

    Math Puts a New Twist on Solving a Rubik's Cube with the Fewest Moves

    331 views / 1 likes - added

    For this puzzle with over 43 quintillion permutations, author Ian Scheffler explains how players have found the most efficient route to resolving a Rubik’s cube.

  • 12:09 The Math Behind Basketball's Wildest Moves | Rajiv Maheswaran | TED Talks

    The Math Behind Basketball's Wildest Moves | Rajiv Maheswaran | TED Talks

    404 views / 0 likes - added

    Basketball is a fast-moving game of improvisation, contact and, ahem, spatio-temporal pattern recognition. Rajiv Maheswaran and his colleagues are analyzing the movements behind the key plays of the game, to help coaches and players combine intuition with

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  • 01:59 Graphing Inequalities on a Number Line

    Graphing Inequalities on a Number Line

    272 views / 0 likes - added

    When graphing inequalities on a number line, the number line should have 0 in the center and negative numbers on the left side, with positive numbers on the right. Graph inequalities, such as X is greater than 2, with tips from a math teacher in this free

  • 07:01 A Very Early Periodic Table - Periodic Table of Videos

    A Very Early Periodic Table - Periodic Table of Videos

    138 views / 0 likes - added

    The Professor discusses a long-lost treasure found in a university storage room... See Brady with the table on Objectivity: https://youtu.be/2eRLeS1UdPo More links and info in full description ↓↓↓ Our thanks to David O'Hagan at University of St Andrews -

  • 13:17 Probability that at least 2 people in a room of 30 share the same birthday | Probability and Statist

    Probability that at least 2 people in a room of 30 share the same birthday | Probability and Statist

    215 views / 0 likes - added

    The probability that at least 2 people in a room of 30 share the same birthday. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/probability/probability-and-combinatorics-topic/probability_combinatorics/e/probab

  • 09:37 Ideal Circuit Elements And Sources

    Ideal Circuit Elements And Sources

    207 views / 0 likes - added

    Circuit Analysis | Electrical engineering | Khan Academy

  • 09:44 Analyzing A Resistor Circuit With Two Batteries

    Analyzing A Resistor Circuit With Two Batteries

    210 views / 0 likes - added

    Analyzing a resistor circuit with two batteries | Circuits | Physics | Khan Academy

  • 02:09 Teen Titans Go! | The Titans Academy Awards | Cartoon Network

    Teen Titans Go! | The Titans Academy Awards | Cartoon Network

    370 views / 0 likes - added

    Robin creates the Teen Titan Awards in an effort to get his teammates to clean up the Tower. CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/VgnfHu About Teen Titans GO!: TEEN TITANS GO! is a comedy featuring the

  • 05:43 Under- and overstatement | Style | Grammar

    Under- and overstatement | Style | Grammar

    147 views / 0 likes - added

    This is, bar none, the greatest video Khan Academy has ever made, although I may be slightly overstating that. Learn how to master this style by following along.

  • 09:01 Dependent Probability Example 1

    Dependent Probability Example 1

    364 views / 0 likes - added

    Example of the type of problem in the Khan Academy Dependent Probability module More free lessons at: http://www.khanacademy.org/video?v=xPUm5SUVzTE

  • 02:48 Intro To Articles | Modifiers | The Parts Of Speech

    Intro To Articles | Modifiers | The Parts Of Speech

    203 views / 0 likes - added

    Articles—words like the, a, and an—are special adjectives we use to indicate whether a noun is specific or not specific. David, Khan Academy's resident grammarian, explains.

  • 08:05 Vi and Sal Talk About the Mysteries of Benford's Law

    Vi and Sal Talk About the Mysteries of Benford's Law

    231 views / 0 likes - added

    Vi Hart visits Khan Academy and talks about Benford's Law with Sal More free lessons at: http://www.khanacademy.org/video?v=6KmeGpjeLZ0

  • 03:33 Disney Sound Effects Master

    Disney Sound Effects Master

    311 views / 0 likes - added

    80's TV Broadcast of the David Letterman Show where "Jimmy" demonstrates many of the objects, some of which he built himself, used to create the sound effects of many of Disney's early animation classics.

  • 04:22 Impossible Algebra Problem

    Impossible Algebra Problem

    521 views / 0 likes - added

    This problem is making the rounds. Can you place numbers in the four boxes so all the equations are true? Blog post (text/image explanation): http://wp.me/p6aMk-4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis

  • 04:42 How Warren Buffett Tried To Trick Bill Gates In A Dice Game

    How Warren Buffett Tried To Trick Bill Gates In A Dice Game

    246 views / 0 likes - added

    Warren Buffett once challenged Bill Gates to a dice game similar to this one. How would you play the game? Blog post (text explanation) http://wp.me/p6aMk-4ro Source The dice numbers and the story are described at Microsoft Research's website for non-tran

  • 03:37 Sal teaches Grover about the electoral college

    Sal teaches Grover about the electoral college

    330 views / 0 likes - added

    Sal helps our favorite Sesame Street character understand how we elect the president of the United States. Check out more lessons about American civics on Khan Academy at http://www.khanacademy.org. And vote November 8 if you’re eligible!

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  • 01:18 Can You Make 4 Triangles From 6 Matches?

    Can You Make 4 Triangles From 6 Matches?

    425 views / 0 likes - added

    Can you use 6 matches to make 4 triangles of equal size and equal shape? This is harder than it sounds! Give it a try before watching the video for a solution. If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions

  • 03:25 Can You Solve This? AA + BB + CC = ABC

    Can You Solve This? AA + BB + CC = ABC

    677 views / 0 likes - added

    If AA + BB + CC = ABC, what are the values of A, B, and C? All the digits are distinct and positive. Watch the video for a solution. Blog (text explanation): http://wp.me/p6aMk-4Cm If you like my videos, you can support me at Patreon: http://www.patreon.c

  • 03:33 Can You Solve This Intelligence Test? Viral Facebook Puzzle

    Can You Solve This Intelligence Test? Viral Facebook Puzzle

    282 views / 0 likes - added

    If 6 + 4 = 210, and 9 + 2 = 711, what is the rule to combine numbers? This "intelligence test" has been shared more than 3 million times on Facebook. On Twitter people claim solving it means you have an IQ of more than 150 (genius level). In this video I

  • 04:52 Can You Solve The Two Rope Puzzle?

    Can You Solve The Two Rope Puzzle?

    282 views / 0 likes - added

    You have two ropes and a lighter. Each rope burns in 60 minutes, but the ropes do not burn at a constant rate. How can you measure 45 minutes by burning the ropes? Some of you might have heard this problem before. If so, try this variation: how can you me

  • 05:55 "Impossible" Logic Puzzle - How Many Liars Are At The Party?

    "Impossible" Logic Puzzle - How Many Liars Are At The Party?

    321 views / 0 likes - added

    A party has 100 people who are either liars are truth tellers. Liars always lie and truth tellers always say the truth. After the party you ask each person, "How many truth tellers did you shake hands with?" Each person gives a different answer from 0 to

  • 07:52 Find The 10 Digit Number Classic Puzzle And Solution

    Find The 10 Digit Number Classic Puzzle And Solution

    276 views / 0 likes - added

    I'm thinking of a 10 digit number that uses the each digit 0 to 9 exactly once and where the number formed by the first n digits is divisible by n. What could my number be? The video explains how to find the answer using tests for divisibility. Blog post:

  • 02:06 Can You Solve The Viral Matchstick Puzzle 6 + 4 = 4?

    Can You Solve The Viral Matchstick Puzzle 6 + 4 = 4?

    456 views / 0 likes - added

    Can you fix 6 + 4 = 4 by moving 1 matchstick? This problem has gone viral on Facebook, with one post having over 400,000 shares. The ground rules are you cannot break a stick, it should be an equality (=), and you have to use 7-segment numbers (the block

  • 06:24 The Seemingly Impossible Escape Logic Puzzle

    The Seemingly Impossible Escape Logic Puzzle

    482 views / 0 likes - added

    An evil logician takes Alice and Bob captive. They have a chance to escape if they can deduce the total number of trees in the prison. Can they figure it out? Source of puzzle wu: riddles forum https://www.ocf.berkeley.edu/~wwu/cgi-bin/yabb/YaBB.cgi?board

  • 07:10 TOUGH Interview Question - Ways To Give 11 Coins To 3 People

    TOUGH Interview Question - Ways To Give 11 Coins To 3 People

    246 views / 0 likes - added

    How many ways can you divide 11 coins to 3 people? How many ways are there if each person has to get at least 1 coin? This puzzle is an example of a technical interview question. The video demonstrates the solution, which indicates the number of non-negat

  • 06:24 Can You Solve The Chameleon Riddle?

    Can You Solve The Chameleon Riddle?

    373 views / 0 likes - added

    A museum has 13 blue, 15 red, and 17 green chameleons. Whenever two chameleons of different colors meet, they both change into the color of the other chameleon (if blue and red met, for example, they would both turn green). As the chameleons mingle, is it

  • 03:03 I Got Six Schoolhouse Rock

    I Got Six Schoolhouse Rock

    323 views / 0 likes - added

    1 in series of eleven math, multiplication, numbers videos from the Schoolhouse Rock series Blast from the Past, Fun Learning!

  • 10:20 SURPRISING Coin Flipping Probability - Flips To HH Versus HT

    SURPRISING Coin Flipping Probability - Flips To HH Versus HT

    209 views / 0 likes - added

    What is the expected number of coin flips until you get two heads in a row (HH)? What is the expected number of coin flips until you get a heads followed by a tails (HT)? The video presents the solution and an intuitive explanation for this probability ri

  • 01:53 How to Divide Fractions

    How to Divide Fractions

    156 views / 0 likes - added

    Watch more Basic Math Skills videos: http://www.howcast.com/videos/262765-How-to-Divide-Fractions Math can be scary, but don't give up. Follow these simple steps, and soon you'll be dividing fractions like a pro. Step 1: Write the problem Write out the fi

  • 03:10 Ultrasonic Levitation

    Ultrasonic Levitation

    206 views / 0 likes - added

    Scientists can float objects in mid-air, using just the power of sound. Now, using ultrasonic speakers, they can levitate things with more control than ever before, moving small objects in three dimensions even with the whole array turned upside down. The

  • 04:13 Adults Stumped By Geometry Problems For 10 Year Olds. Can You Solve Them?

    Adults Stumped By Geometry Problems For 10 Year Olds. Can You Solve Them?

    330 views / 0 likes - added

    These homework problems were given to 10 year old children (Year 5) in England (Glossop, Derbyshire) and they were posted to Facebook when some adults found them to be difficult. One person claimed the problems were impossible to solve. Can you figure the

  • 08:27 Can You Solve The 3 Cards Riddle?

    Can You Solve The 3 Cards Riddle?

    280 views / 0 likes - added

    There are 3 cards in this problem. One card is blue on both sides, another is red on both sides, and the last is red on one side and blue on the other. The cards are put in a bag and I pick one at random. Without looking at the colors on the card, I place

  • 03:31 How Logical Are You? The Irrationality Illusion Tricks Most

    How Logical Are You? The Irrationality Illusion Tricks Most

    402 views / 0 likes - added

    This video relates a cognitive bias ("irrational" decision) to an optical illusion (picture at 1:45). For more, check out my new book, "The Irrationality Illusion: How to Make Smart Decisions And Overcome Bias" http://amzn.to/1o3FaAg Blog post (text and i

  • 05:48 What Is The Area? "You Should Be Able To Solve This"

    What Is The Area? "You Should Be Able To Solve This"

    126 views / 0 likes - added

    Thanks to Reio in Romania for emailing me this fun problem! What is the area? This puzzle was shared with the tagline "you should be able to solve this." Solution to 5th grade Chinese challenge problem https://youtu.be/OuJQaxZvlYs My blog post for this vi

  • 05:39 Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD

    Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD

    296 views / 0 likes - added

    Thanks to Eric from Miami for suggesting this problem and sending a solution! The diagram shows a quadrilateral ABCD with the values for some angles and the length of AB. Can you figure out the area of ABCD? Subscribe: https://www.youtube.com/user/MindYou

  • 02:45 The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?

    The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?

    289 views / 0 likes - added

    This puzzle is popular on Facebook and many other sites. "When the day after tomorrow is yesterday, then today will be as far from Wednesday as today was from Wednesday when the day before yesterday was tomorrow. What day is today?" Can you solve this tri

  • 06:57 When Is Christmas? Mentally Convert Date To Day Of The Week

    When Is Christmas? Mentally Convert Date To Day Of The Week

    222 views / 0 likes - added

    January 1, 2016 is a Friday. When will Christmas be in 2016? What about Christmas in 2055? You can do this in your head! Blog post (text explanation): http://wp.me/p6aMk-4qQ Doomsday Rule (previous video): https://www.youtube.com/watch?v=UsStBxY9STw Calcu

  • 05:09 Can You Solve The Snake Eyes Probability Riddle?

    Can You Solve The Snake Eyes Probability Riddle?

    327 views / 0 likes - added

    You close your eyes and roll a pair of dice. The casino dealer announces that at least one of the rolls is showing a 1.What is the probability that both dice are showing a 1? Watch the video for the solution. (Snake eyes is a term for rolling a pair of 1s

  • 03:05 Exoplanet Wolf 1061c Doesn't Spin

    Exoplanet Wolf 1061c Doesn't Spin

    277 views / 0 likes - added

    Just like items at a store have a barcode, stars have a barcode in their light that can allow us to discover unseen objects. One of these objects turns out to be a potentially habitable exoplanet named Wolf 1061c.

  • 02:15 Popular 8 Times Table Song For Kids | Multiplication Song | How Fast Can You Count? |

    8 Times Table Song For Kids | Multiplication Song | How Fast Can You Count? |

    916 views / 1 likes - added

    1. (8) Eight Times Tables Lesson - https://www.teacherspayteachers.com/Product/Multiples-of-8-Worksheet-Drills-Quiz-Homework-Music-Video--2429705◀--- Safe Link, Opens in New Window 2. LIMITED TIME OFFER! Save 80% by buying our complete collection: https:/

  • 03:21 Can You Solve A Puzzle That Fooled Richard Feynman?

    Can You Solve A Puzzle That Fooled Richard Feynman?

    221 views / 0 likes - added

    What is the radius of the circle, in simplest terms involving a, b, and c? I read that even the great mind Richard Feynman made a mistake. Watch the video to learn the common mistake and what the correct answer is. Source Feynman story http://web.media.mi

  • 07:49 Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

    406 views / 0 likes - added

    This problem has been shared millions of times on Twitter/Facebook with the claim "99% fail" to solve it and that only a genius could find the correct answer. If 9 = 72, 8 = 56, 7 = 42, 6 = 30, 5 = 20, then 3 = ? In this video I explain what many people b

  • 15:15 Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula

    Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula

    278 views / 0 likes - added

    If train A is moving towards train B, and each train moves at 75% the speed of light (relative to the ground), will an observer on train A think that train B is moving at 150% the speed of light? But nothing moves faster than the speed of light, so what i

  • 04:53 Can You Solve The Friendship Riddle?

    Can You Solve The Friendship Riddle?

    203 views / 0 likes - added

    In a group of 6 people, you might find that some people are friends on Facebook, or you might find out that no one is friends on Facebook. Show that there is always a group of 3 people in which either: (a) all 3 people are mutual friends or (b) the 3 peop

  • 05:52 Can You Solve The "MEANEST" SAT Test Question Ever?

    Can You Solve The "MEANEST" SAT Test Question Ever?

    264 views / 0 likes - added

    On the SAT exam, you have about 2 minutes to read and solve each math question. This one about averages can send you in a loop, unless you approach it systematically. In the video I also explain a shortcut to help you solve this type of problem quickly. S

  • 06:01 Popular Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

    2,527 views / 0 likes - added

    This problem was shared on Facebook with the claim that only one in a thousand could figure it out. It went viral and generated over 3 million comments. Here is the problem. If 1 + 4 = 5, 2 + 5 = 12, 3 + 6 = 21, what is 8 + 11 = ? This video presents what

  • 06:19 AP Chemistry multiple choice sample: Boiling points

    AP Chemistry multiple choice sample: Boiling points

    168 views / 0 likes - added

    Comparing the boiling point of nonane and 2,3,4-trifluoropentane. A sample multiple choice problem from the 2014 AP course description.

  • 01:49 This Matchstick Puzzle Is

    This Matchstick Puzzle Is

    272 views / 1 likes - added

    This classic matchstick/toothpick puzzle is making the rounds because it is supposedly "extremely hard" for adults. Can you make 3 squares by moving 3 matchsticks? You cannot break any of the sticks, the resulting squares must be of equal size, and each t

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  • 03:16 Can You Solve This 8th Grade Geometry Problem? 75% Got The Wrong Answer

    Can You Solve This 8th Grade Geometry Problem? 75% Got The Wrong Answer

    265 views / 0 likes - added

    What is angle A in the star-shaped figure? This problem appeared on the 1999 AMC 8 test (intended for 8th grade students in the US). Approximately 75% of test-takers did not mark the correct response. Can you figure it out? Watch the video for a solution.

  • 08:05 Can You Solve The Hardest Easy Geometry Problem?

    Can You Solve The Hardest Easy Geometry Problem?

    399 views / 1 likes - added

    In the figure, what is the value of angle x? This problem is known as Langley's Adventitious Angles. It is also known as the hardest easy geometry problem because it can be solved by elementary methods but it is notoriously difficult to work out. Can you

  • 14:07 EBITDA

    EBITDA

    163 views / 0 likes - added

    Review of Enterprise Value and comparing it to EBITDA More free lessons at: http://www.khanacademy.org/video?v=v4Fq9LEspzw

  • 01:52 The Broken Flaneur

    The Broken Flaneur

    121 views / 0 likes - added

    What's the point of flanerie if there's nothing to see? Technology has the power to disappear the world in front of our eyes. The Broken Flaneur is a short film shot and produced in less than 24 hours with special effects that are enabled by a generative

  • 03:17 Can YOU Solve It? This Question Stumped 75% Of PhD Economists

    Can YOU Solve It? This Question Stumped 75% Of PhD Economists

    242 views / 0 likes - added

    Introductory economics courses cover the concept of an opportunity cost. Can you figure out the opportunity cost for the problem in the video? This video presents a question that surprisingly more than 75% of PhD economists did not answer correctly. Paper

  • 07:25 Can You Solve The Race To December 31 Riddle?

    Can You Solve The Race To December 31 Riddle?

    269 views / 0 likes - added

    Here's a fun game you can play with another person. The game starts on January 1. Each of two players takes turns calling out another date. The new date has to be a later date in the year with either the same month OR the same day (from January 1, a playe

  • 09:20 Pattern of US Cold War Interventions

    Pattern of US Cold War Interventions

    270 views / 0 likes - added

    Comparing the patterns of Korea, Cuba and Vietnam More free lessons at: http://www.khanacademy.org/video?v=aNkrawaaiZQ

  • 09:11 Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    333 views / 0 likes - added

    Start with a unit square (a rectangle with both sides equal to 1, call it R1). Attach a rectangle of area 1 to its right side, then attach a rectangle of area 1 to its top. The border of this new shape is another rectangle, call it R2. We can repeat the p

  • 08:19 Can You Solve The Spies Sharing Secrets Puzzle?

    Can You Solve The Spies Sharing Secrets Puzzle?

    227 views / 0 likes - added

    After a successful mission, each of N spies obtains a unique secret. By protocol, the spies share secrets by a series of phone calls between 2 spies at a time. During a call, a spy can share all the secrets the knows, including secrets learned from previo

  • 04:47 Things Of Beauty: Scientific Instruments Of Yore

    Things Of Beauty: Scientific Instruments Of Yore

    261 views / 0 likes - added

    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/

  • 05:57 Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"

    Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"

    504 views / 1 likes - added

    This problem was given to Primary 6 (age 11-12) students in Singapore. What is the area of the shaded region in the video, which consists of the region bounded by 4 quarter circles in a 3x3 grid of squares, and each square has a side length of 4? The shad

  • 06:24 Can You Solve The Missing Sock Puzzle?

    Can You Solve The Missing Sock Puzzle?

    227 views / 0 likes - added

    A statistician keeps a simple wardrobe. He only purchases pairs of black socks and white socks, and he keeps all of the socks in a pile in the drawer. Recently one of the socks was lost in the laundry. The socks have a mathematical property. If you select

  • 03:51 Can You Solve This MIT Admissions Question? Geometry Problem, 1869

    Can You Solve This MIT Admissions Question? Geometry Problem, 1869

    316 views / 0 likes - added

    The Massachusetts Institute of Technology (MIT) is one of the top ranked universities in the world. This question appeared on its admissions exam nearly 150 years ago. "The perpendicular dropped from the vertex of the right angle upon the hypotenuse divid

  • 03:48 Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

    Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

    323 views / 0 likes - added

    The Harvard admissions exam in 1869 included this algebra problem: "A man bought a watch, a chain, and a locket for $216. The watch and locket together cost three times as much as the chain, and the chain and locket together cost half as much as the watch

  • 02:37 Adults Stumped By Maths Questions For 15 Year Olds. Can You Solve Them?

    Adults Stumped By Maths Questions For 15 Year Olds. Can You Solve Them?

    307 views / 0 likes - added

    How hard are math tests? A survey asked 2,000 UK adults to answer sample GCSE test questions intended for 15 year old students. On average, the survey questions were missed by about 40% of adults. Can you solve them? The video presents 2 questions that ma

  • 11:27 Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

    599 views / 1 likes - added

    If 11x11=4 and 22x22=16, what is 33x33=? This puzzle has been shared with the claim that only geniuses can solve it. It has gotten millions of views on the internet and Facebook as people have debated the correct answer. In this video I present what many

  • 02:51 The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    577 views / 1 likes - added

    A lot of people are arguing over the correct answer to this algebra problem involving horses, horseshoes, and boots. A Facebook post with this problem has over 500,000 comments. Can you figure it out? In this video I explain the correct answer. Blog post:

  • 02:57 Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser

    Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser

    285 views / 0 likes - added

    In 1911, Srinivasa Ramanujan posed this problem involving an infinite nested radical (a never-ending expression that has square roots inside of square roots). Can you figure out how to simplify the equation? The video presents an intuitive solution. Techn

  • 05:33 What is 6÷2(1+2) = ? The Correct Answer Explained

    What is 6÷2(1+2) = ? The Correct Answer Explained

    466 views / 0 likes - added

    What is 6÷2(1+2) = ? This problem went viral and generated millions of comments on Facebook, Twitter, YouTube and social media sites. I explain how to get the correct answer by using the modern interpretation of the order of operations. I also explain how

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  • 05:26 Can You Solve The Red Ball Lottery Puzzle?

    Can You Solve The Red Ball Lottery Puzzle?

    246 views / 0 likes - added

    (Same video without the music: https://youtu.be/sz5oLEpc8xE) This problem involves 100 red balls, 100 blue balls, and 2 urns. First you distribute all the balls between the 2 urns, placing at least 1 ball in each urn. Next, you select an urn at random, an

  • 10:19 Fractions Songs For Kids Collection: One New Song For Subscribers At the End

    Fractions Songs For Kids Collection: One New Song For Subscribers At the End

    418 views / 1 likes - added

    Enjoy the best fractions videos for kids on the web that include musical lessons on Dividing, Multiplying, Simplifying, Reducing, and Equivalent Fractions Why we make these videos: There's not a much better way to learn your multiplication tables than thr

  • 02:59 Voltage Intuition

    Voltage Intuition

    201 views / 0 likes - added

    Voltage is a cornerstone concept in electricity. We create an intuitive mental image by comparing voltage to gravity.

  • 04:13 Can You Solve This Grade 12 Geometry Problem From Australia? The Marshmallow Chocolate Puzzle

    Can You Solve This Grade 12 Geometry Problem From Australia? The Marshmallow Chocolate Puzzle

    274 views / 0 likes - added

    A marshmallow has the shape of a cylinder with diameter 5 and height 3. A dessert is made with 24 marshmallows: there are two stacked layers of marshmallows, and each layer has 3 rows of 4 marshmallows. The gaps between the marshmallows are filled with ch

  • 03:09 Can You Solve The Marriage Logic Problem? 80% Fail

    Can You Solve The Marriage Logic Problem? 80% Fail

    256 views / 0 likes - added

    Surveys have found 80 percent get this logic problem wrong. Alice is looking at Bob, and Bob is looking at Charlie. Alice is married; Charlie is not. Is a married person looking at an unmarried person? Answer choices are A) Yes, B) No, and C) Cannot be de

  • 03:54 What's The Best Soup Can Size? The Optimal Cylinder Puzzle

    What's The Best Soup Can Size? The Optimal Cylinder Puzzle

    229 views / 0 likes - added

    A cylindrical can with volume V can be made in different ways. The cylinder can be wide and short (large radius and small height), or it can be narrower and taller (small radius and larger height). Which shape uses the least material? That is, which can h

  • 07:40 Can You Solve The 21 Flags Game From Survivor?

    Can You Solve The 21 Flags Game From Survivor?

    250 views / 0 likes - added

    Contestants on the TV show "Survivor" faced off in a series of challenges for a grand prize of $1 million. Most of the challenges were physical like hiking many miles or diving underwater. But one challenge was mathematical. The game had 21 flags and cont

  • 07:21 Can You Solve The Magical Pond Puzzle?

    Can You Solve The Magical Pond Puzzle?

    293 views / 1 likes - added

    (Same video with music: https://youtu.be/nF-Gpk0ZpRk) You visit a shrine that has 3 temples. Before each temple, you have to swim in a magical pond. Your path is pond-temple1-pond-temple2-pond-temple 3. Each time you swim, the pond magically triples the n

  • 01:43 What do a vulture and a T rex share? - The Real T rex with Chris Packham: Preview - BBC Two

    What do a vulture and a T rex share? - The Real T rex with Chris Packham: Preview - BBC Two

    222 views / 0 likes - added

    Programme website: http://bbc.in/2B5VIhO Comparing a T. Rex to a vulture, we see how the T rex is closely related to modern day birds of prey.

  • 05:44 Born in 1841. Interview with 89-year-old John Emory Andrus

    Born in 1841. Interview with 89-year-old John Emory Andrus

    30 views / 0 likes - added

    Early sound interview with elderly businessman/politician John Emory Andrus in Yonkers, New York in February 1930. Andrus lived from 1841-1934. This was taken with early Movietone sound cameras. Worked on footage/sound

  • 03:15 US and Japanese Quantitative Easing

    US and Japanese Quantitative Easing

    194 views / 0 likes - added

    Comparing quantitative easing in Japan to "credit easing" in the United States More free lessons at: http://www.khanacademy.org/video?v=a-R8qpea6lc

  • 07:39 Can You Solve The Alien Extinction Riddle? Hard Job Interview Question

    Can You Solve The Alien Extinction Riddle? Hard Job Interview Question

    336 views / 0 likes - added

    A single alien lands on Earth. Every day after that, each alien on Earth undergoes a transformation, which could be any of the four equally likely events: (a) the alien dies, (b) the alien does nothing, (c) the alien replicates itself (2 aliens total), (d

  • 03:28 Wolves: Cant Live With 'Em, Cant Live Without 'Em

    Wolves: Cant Live With 'Em, Cant Live Without 'Em

    39 views / 0 likes - added

    Humans dont have a great track record of coexisting with top predators, and wolves are no exception. By the early 1900s, wolves were nearly extinct in all of Western Europe as a result of government programs that rewarded people for killing them. While th

  • 02:21 Sesame Street: Feist sings 1,2,3,4

    Sesame Street: Feist sings 1,2,3,4

    70 views / 0 likes - added

    Feist loves counting 1, 2, 3, 4 - counting to the number four. For more fun games and videos for your preschooler in a safe, child-friendly environment, visit us at http://www.sesamestreet.org Sesame Street is a production of Sesame Workshop, a nonprofit

  • 07:47 Can You Solve The Probability The Newborn Is A Boy? Many Fail This Interview Question

    Can You Solve The Probability The Newborn Is A Boy? Many Fail This Interview Question

    326 views / 0 likes - added

    This problem has been asked in job interviews. On the morning of January 1, a hospital nursery has 3 boys and some number of girls. That night, a woman gives birth to a child, and the child is placed in the nursery. On January 2, a statistician conducts a

  • 09:50 Can You Solve This 6th Grade Geometry Problem From China?

    Can You Solve This 6th Grade Geometry Problem From China?

    587 views / 1 likes - added

    What is the total area of the red spots? The diagram involves a rectangle with dimensions of 10 and 20. Inside the rectangle one of its diagonals is connected. There are two circles of equal size that are tangent to each other and the rectangle. The video

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  • 06:18 Can You Solve The Diluted Wine Puzzle?

    Can You Solve The Diluted Wine Puzzle?

    248 views / 1 likes - added

    A servant has a method to steal wine. He removes 3 cups from a barrel of wine and replaces it with 3 cups of water. The next day he wants more wine, so he does the same thing: he removes 3 cups from the same barrel (now with diluted wine) and replaces it

  • 03:14 Popular How To Draw In 3D - Optical Illusion By HooplaKidzLab

    How To Draw In 3D - Optical Illusion By HooplaKidzLab

    753 views / 4 likes - added

    Draw 3D objects using lines on paper. Make objects appear to be coming out of the page using this simple technique. Great fun to do with children. Draw a 3D hand with HooplaKidzLab. Follow me on Facebook: facebook.com/hooplakidzlab

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  • 02:32 The Confusing Borders of Lake Constance

    The Confusing Borders of Lake Constance

    207 views / 0 likes - added

    If you're sitting on a boat in Lake Constance, are you in three countries at once? Or just in one? Does it even matter? Because strangely, it turns out there are parts of the world where no-one really minds when international borders are not just ignored,

  • 19:19 Drawing with Sound (Oscilloscope Music) - Smarter Every Day 224

    Drawing with Sound (Oscilloscope Music) - Smarter Every Day 224

    27 views / 0 likes - added

    For $100 off select Casper mattresses, go to https://casper.com/smarter and use promo code: smarter Earn your subscription? http://bit.ly/Subscribe2SED Click below for more links! What I really like about this project is that it taught me to think about t

  • 01:46 Multiplication / Multiplying Integers

    Multiplication / Multiplying Integers

    326 views / 0 likes - added

    Multiplication / Multiplying Integers. Here I look at a couple of quick examples dealing with multiplication of integers. The only things we have be really careful of is the sign we get after multiplying. Otherwise, it is the same as multiplying all posit

  • 11:57 The Wallis Formula For π

    The Wallis Formula For π

    185 views / 0 likes - added

    Start with the pair of fractions (2/1)(2/3). Now increment each number by 2 to get the pair of fractions (4/3)(4/5). Repeat this to get the next pair, and repeat this infinitely many times. If you then multiply all the fractions, you get a marvelous value

  • 03:05 9 Times Table Song Rap | Multiples of Nine REMIX by NUMBEROCK

    9 Times Table Song Rap | Multiples of Nine REMIX by NUMBEROCK

    369 views / 1 likes - added

    Enjoy our growing library of math videos at https://www.numberock.com ◀ SAFE LINK MULTIPLICATION FLASHCARDS & ACTIVITIES: https://www.teacherspayteachers.com/Product/Skip-Counting-By-9-9s-Multiplication-Songs-with-Music-Videos-powerdot-SchooHouse-Rock-Mul

  • 02:11 µTug: Micro Robot Pulls 2000 Times Its Weight On Glass

    µTug: Micro Robot Pulls 2000 Times Its Weight On Glass

    675 views / 0 likes - added

    A 12 gram "micro tug" robot moves objects 2000 times its size on glass (steel objects without wheels or lubrication) enabled by gecko adhesives. This capability is comparable to a human dragging a blue whale. Even if the human was strong enough, their sho

  • 09:18 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35...

    1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35...

    346 views / 0 likes - added

    Watch my FIELD DAY video, “Home Sweet Whittier”: http://bit.ly/1QKKcuo And subscribe to FIELD DAY!! http://www.youtube.com/fieldday Jake and Kevin will be doing field days soon!! LINKS, SOURCES, and MORE are below: This video was shot in beautiful Buchare

  • 13:58 Ant On A Rubber Rope Paradox

    Ant On A Rubber Rope Paradox

    54 views / 0 likes - added

    Watch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMPLEASE SUBSCRIBE TO MY PODCAST: https://bit.ly/2BCLhoKCuriosity Box: https://www.curiositybox.com/*********** LINKS *************The Create Unknown Podca

  • 10:29 INDIAN FOOD Touched by GOD! How to Cook for 10,000 People in Delhi's Biggest Sikh Temple!

    INDIAN FOOD Touched by GOD! How to Cook for 10,000 People in Delhi's Biggest Sikh Temple!

    180 views / 0 likes - added

    Exotic Mumbai Street Food! → https://www.youtube.com/watch?v=zH5btDbjLkc Learn more about ONETRIP Tours → https://www.christinas.vn/onetrip/ INFO: Gurdwara Bangla Sahib is one of the most prominent Sikh Gurdwara located in C.P. New Delhi on Baba

  • 32:13

    133 views / 0 likes - added

    Learn Counting by Fives up to 100 with Busy Beavers. This Kids Collection Teaches Numbers & Counting to 10, 30 & 100 with Fun & Catchy Songs, Chants & Lessons. Counting By Fives 00:08 Counting Practice 02:30 Princess 123s Sings to 30 04:59 Count to 10 (3D

  • 20:59 Ancient Rome in 20 minutes

    Ancient Rome in 20 minutes

    211 views / 0 likes - added

    Caesar, The Colosseum, Republic, Nero, geese, plebeians, legions — everything that you once knew, but forgot, in a crash course video by Arzamas. Narrated by Brian Cox. "Ancient Rome in 20 minutes" is an English version of a Russian video by Arzamas

  • 03:05 Simplifying Complex Fractions - Ex 1

    Simplifying Complex Fractions - Ex 1

    258 views / 0 likes - added

    Complex number worksheet with detailed solutions made by me! http://www.teacherspayteachers.com/Product/Complex-Numbers-Adding-Subtracting-Multiplying-Dividing Simplifying Complex Fractions - Ex 1 In this video, I simplify a complex fraction by getting co

  • 05:52 26 EASY SCHOOL DRAWINGS

    26 EASY SCHOOL DRAWINGS

    109 views / 0 likes - added

    AWESOME SCHOOL DRAWINGS FOR KIDSArt is such fun! You can relax and unwind, get some new ideas, develop your imagination using art techniques! Today, we'll show you how to draw amazing chalk art on a blackboard!This unusual way of drawing is so beneficial

  • 17:38 Ancient Greece in 18 minutes

    Ancient Greece in 18 minutes

    190 views / 3 likes - added

    Homer, The Minotaur, 300 spartans, Greek theatre, Parthenon, democracy — everything that you once knew, but forgot, in a crash course video by Arzamas. Narrated by Brian Cox. "Ancient Greece in 18 minutes" is an English version of a Russian video by

  • 23:08 A Rare Interview With The Mathematician Who Cracked Wall Street | Jim Simons | TED Talks

    A Rare Interview With The Mathematician Who Cracked Wall Street | Jim Simons | TED Talks

    396 views / 0 likes - added

    Jim Simons was a mathematician and cryptographer who realized: the complex math he used to break codes could help explain patterns in the world of finance. Billions later, he’s working to support the next generation of math teachers and scholars. TED’s Ch

  • 02:06 Scoreboards | How It's Made

    Scoreboards | How It's Made

    94 views / 0 likes - added

    In every sport, fans need to know the score. In the early days, score keepers climbed ladders to scrawl numbers onto a chalkboard. Stream Full Episodes of How It's Made: https://www.sciencechannel.com/tv-shows/how-its-made/ Subscribe to Science Channel: h

  • 07:04 Electrick: Low-Cost Touch Sensing Using Electric Field Tomography

    Electrick: Low-Cost Touch Sensing Using Electric Field Tomography

    297 views / 0 likes - added

    More info: http://yang-zhang.me/research/Electrick/Electrick.html We introduce Electrick, a low-cost and versatile sensing technique that enables touch input on a wide variety of objects and surfaces, whether small or large, flat or irregular. This is ach

  • 02:09 What is a fractal? A lens to infinity

    What is a fractal? A lens to infinity

    214 views / 0 likes - added

    A fractal pattern is a kind of equation occurring all around us in nature. So what's a fractal and what does it have to do with nautiluses, romanesco broccoli, Star Trek II: The Wrath of Khan, peacocks, and predicting diseases? SUBSCRIBE! for more Popular

  • 05:23 The 10 Weirdest Things in the Solar System

    The 10 Weirdest Things in the Solar System

    243 views / 0 likes - added

    Pierogi moons, rubber duckie comets and spewing ice balls: We have some very strange neighbors among the myriad planets, moons and objects that circle our sun. Scientific American editors Lee Billings and Michael Lemonick pick the pasta shaped moons Pan a

  • 05:44 The Sonic Boom Problem - Katerina Kaouri

    The Sonic Boom Problem - Katerina Kaouri

    299 views / 0 likes - added

    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

  • 02:32 Sesame Street: Count Backwards with Elmo

    Sesame Street: Count Backwards with Elmo

    306 views / 0 likes - added

    Elmo and Barkley are counting together. Ok, here they go, counting from 10 to 0. Wait a minute, 10 to 0? That means they are counting backwards! Oh boy, how exciting! Count backwards with Elmo and Barkley. Subscribe to the Sesame Street Channel here: http

  • 13:25 19 BRAIN TEASERS THAT WILL INCREASE YOUR IQ LEVEL

    19 BRAIN TEASERS THAT WILL INCREASE YOUR IQ LEVEL

    298 views / 0 likes - added

    These 19 cool brain teasers and optical illusion will help you increase your IQ one level up: 00:14 - Mystery riddle to test your ability to think in dangerous situation. 01:23 - Logic test - Math riddle. An easy riddle to test your perception and even ma

  • 04:33 Can you solve Zeno's paradox? - Brain Teaser

    Can you solve Zeno's paradox? - Brain Teaser

    342 views / 0 likes - added

    Zeno's paradox is one of the most well know math puzzles in history. Is it possible to add an infinite amount of numbers and get an exact value? This is one example of Zeno's paradox. Try and solve this paradox and learn about the Greek philosopher Zeno i

  • 04:42 How To Detect A Supernova - Samantha Kuula

    How To Detect A Supernova - Samantha Kuula

    282 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/how-to-detect-a-supernova-samantha-kuula Just now, somewhere in the universe, a star exploded. In fact, a supernova occurs every second or so in the observable universe. Yet, we’ve never actually been able to wa

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  • 02:54 (ESL) Chimp's Memory

    (ESL) Chimp's Memory

    121 views / 0 likes - added

    TRANSCRIPT Chimp's Memory (2:54) 1. Professor is that as soon as Tetsuro Matsuzawa at the Kyoto Primate Research Institute in Japan has devised a memory test for the chimpanzees. 2. His star pupil is a seven-year-old chimpanzee. 3. Show him the numbers 1

  • 02:03 Mulberry Bush | English Songs And Rhymes For Kids | Peekaboo

    Mulberry Bush | English Songs And Rhymes For Kids | Peekaboo

    330 views / 0 likes - added

    Listen, learn and get your hands together. Sing this sweet melodious rhyme 'Mulberry Bush' with the Dubby Dubs. Buy on iTunes - https://goo.gl/PWUPD8 Share on Facebook - https://goo.gl/BGZg0i Tweet about this - https://goo.gl/OF4Efl Share on G+ - https://

  • 02:46 Self Propelled Modular Transporter (SPMT)

    Self Propelled Modular Transporter (SPMT)

    205 views / 0 likes - added

    A self-propelled modular transporter (SPMT) is a platform vehicle with a large array of wheels. SPMTs are used for transporting massive objects such as large bridge sections, oil refining equipment, motors and other objects that are too big or heavy for t

  • 02:07 Secrets of the feline tongue

    Secrets of the feline tongue

    76 views / 0 likes - added

    Three-dimensional scans and thermal imaging give unprecedented insight into cat grooming. Learn more: https://scim.ag/2ORLtnF Read the paper: http://www.pnas.org/content/early/2018/11/14/1809544115 CREDITS producer Sarah Crespi story/script Frankie Schemb

  • 03:51 Drawing the 4th, 5th, 6th, and 7th dimension

    Drawing the 4th, 5th, 6th, and 7th dimension

    105 views / 0 likes - added

    How to draw 4, 5, 6, and 7 dimensional objects.

  • 02:13 Small But Deadly!

    Small But Deadly!

    361 views / 0 likes - added

    Don't judge danger by its size. Small dinosaurs were not cute and cuddly. They were just as dangerous if not more, than some big dinosaurs because most hunted in numbers. Troodons attack in numbers. Watch the whole playlist of dinosaur videos here: http:/

  • 03:49 Footsteps and Kickback Illusions Akiyoshi Kitaoka  - Interactive Demo

    Footsteps and Kickback Illusions Akiyoshi Kitaoka - Interactive Demo

    266 views / 0 likes - added

    The objects appear to be walking, but after closer inspection, you will see it is all an illusion. A demo of my program, which can be found here: http://www.openprocessing.org/sketch/179949 Or on my blog along with this video here: http://criticaltinkerer

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  • 06:09 Matt Tomasello Creative Skateboarding

    Matt Tomasello Creative Skateboarding

    34 views / 0 likes - added

    Matt’s skating, with all his folding and unfolding board contraptions, no handed pogos, and sideways grinds, slides, and flips, feels like just that. You even have to rewind it or watch it in slo-mo just to comprehend most of his clips. So for the f

  • 01:04 The Life Of A Star Explained In 1 Minute

    The Life Of A Star Explained In 1 Minute

    162 views / 0 likes - added

    The iron in our blood, the silicon in your computer, the oxygen that we breath - all of those elements were synthesized inside a star. UC Santa Cruz astrophysicist Enrico Ramirez-Ruiz walks us through the process from a star's beginning to its death. FEAT


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