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  • 08:46 Popular Geometric Precision Practice

    Geometric Precision Practice

    757 views / 0 likes - added

    Geometric precision practice

  • 05:38 Popular Defining Geometric Sequence Explicitly And Recursively

    Defining Geometric Sequence Explicitly And Recursively

    851 views / 0 likes - added

    Defining geometric sequence explicitly and recursively

  • 05:43 Popular Modeling Situations With Arithmetic And Geometric Sequences

    Modeling Situations With Arithmetic And Geometric Sequences

    823 views / 0 likes - added

    Modeling situations with arithmetic and geometric sequences

  • 10:45 Geometric Sequences (Introduction)

    Geometric Sequences (Introduction)

    615 views / 0 likes - added

    Geometric Sequences (Introduction) More free lessons at: http://www.khanacademy.org/video?v=pXo0bG4iAyg

  • 07:15 Deriving Formula For Sum Of Finite Geometric Series

    Deriving Formula For Sum Of Finite Geometric Series

    660 views / 0 likes - added

    Deriving formula for sum of finite geometric series

  • 03:27 Identifying Geometric Solids

    Identifying Geometric Solids

    615 views / 0 likes - added

    u07_l3_t1_we1 Identifying Geometric Solids

  • 03:57 Popular LASER Lissajous patterns..geometric designs /// Homemade Science with Bruce Yeany

    LASER Lissajous patterns..geometric designs /// Homemade Science with Bruce Yeany

    771 views / 3 likes - added

    This homemade laser light show device produces different geometric designs that change as adjustments are made to it. The laser beam bounces from one spinning mirror to a second one and will change the pattern as the mirror speed varies from one to the ot

  • 06:37 How To Make Geometric Pies by lokokitchen

    How To Make Geometric Pies by lokokitchen

    509 views / 1 likes - added

    Shop the Tasty kitchenware collection here: http://bit.ly/2IooLS4 Follow lokokitchen on instagram: https://www.instagram.com/lokokitchen/ Here is what you'll need! Blueberry Curd Tart Servings: 8 INGREDIENTS Tart Shell 1 cup walnuts 1 cup all-purpose flou

  • 09:40 Geometric Optics: Crash Course Physics #38

    Geometric Optics: Crash Course Physics #38

    533 views / 0 likes - added

    Want more Crash Course in person? We'll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/ LIGHT! Let's talk about it today. Sunlight, moonlight, torchlight, and flashlight. T

  • 48:02 Popular TRYING THE SQUID GAME || Honeycomb Candy Test! GEOMETRIC SHAPE FOOD FOR 24 HRS by 123 GO! CHALLENGE

    TRYING THE SQUID GAME || Honeycomb Candy Test! GEOMETRIC SHAPE FOOD FOR 24 HRS by 123 GO! CHALLENGE

    1,071 views / 1 likes - added

    #123go #squidgame #geometricfoodBe sure to share this challenge with your friends! And dont forget to subscribe to 123 GO! CHALLENGEs YouTube page so you never miss out on our awesome content!Music by Epidemic Sound: https://www.epidemicsound.com/Stock ma

  • 06:49 Isomers

    Isomers

    525 views / 0 likes - added

    Structural isomers, stereoisomers, geometric isomers, cis-trans isomers, and enantiomers.

  • 06:47 Popular WAVES Visualizing sound through cymatics and resonant frequencies | Phenomena (4K)

    WAVES Visualizing sound through cymatics and resonant frequencies | Phenomena (4K)

    1,001 views / 0 likes - added

    Waves are all around us. As sound waves move through water and salt, they vibrate into geometric patterns that visualize the nature of waveforms. Subscribe to ABC Science YouTube https://ab.co/2YFO4GoUncovering the geometric nature of soundwaves. This is

  • 10:46 Popular Polar&Non-Polar Molecules: Crash Course Chemistry #23

    Polar&Non-Polar Molecules: Crash Course Chemistry #23

    1,013 views / 1 likes - added

    *** PLEASE WATCH WITH ANNOTATIONS ON! SOME INACCURACIES IN GRAPHICS ARE NOTED AND CORRECTED IN ANNOTATIONS. THANKS! *** Molecules come in infinite varieties, so in order to help the complicated chemical world make a little more sense, we classify and cate

  • 04:09 Popular Japanese Hakone Marquetry

    Japanese Hakone Marquetry

    1,086 views / 0 likes - added

    Japanese Hakone Marquetry takes many years to master. It is a very unique type of woodwork in Japan, which is developed receiving the benefits from their rich natural resources of Hakone wood. This work creates a detailed geometric pattern or mosaic with

  • 05:54 Popular Who Built The Pyramids

    Who Built The Pyramids

    1,069 views / 3 likes - added

    Try 23andMe: http://www.23andme.com/okay Enjoy this video? SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓More info and sources below ↓↓↓ Who built the pyramids? The colossal geometric monuments found at Giza and elsewhere in Egypt are some of Earth’s most impr

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  • 59:52 Popular The Extraordinary Theorems of John Nash - with Cédric Villani

    The Extraordinary Theorems of John Nash - with Cédric Villani

    1,074 views / 0 likes - added

    Fields medal winner Cédric Villani takes us through the very special world of mathematical creation of John Nash, who founded several new chapters of game theory and geometric analysis in just a few revolutionary contributions that seemed to come from now

  • 03:22 Popular ballet rotoscope

    ballet rotoscope

    800 views / 1 likes - added

    This work is an experimental video created from a research about "Rotoscope" and “Computer Geometry”. Rotoscope is known as an traditional technique for creating animation invented in 1905 by Max Fleischer in which animators traced the actors

  • 04:36 The Origin Of Countless Conspiracy Theories - PatrickJMT

    The Origin Of Countless Conspiracy Theories - PatrickJMT

    519 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/the-origin-of-countless-conspiracy-theories-patrickjmt Check out PatrickJMT's YouTube channel here: https://www.youtube.com/user/patrickJMT Why can we find geometric shapes in the night sky? How can we know that

  • 04:53 The Case Of The Missing Fractals - Alex Rosenthal And George Zaidan

    The Case Of The Missing Fractals - Alex Rosenthal And George Zaidan

    683 views / 1 likes - added

    View full lesson: http://ed.ted.com/lessons/the-case-of-the-missing-fractals-alex-rosenthal-and-george-zaidan A bump on the head, a mysterious femme fatale and a strange encounter on a windswept peak all add up to a heck of a night for Manny Brot, Private

  • 21:29 Are solid objects really solid?

    Are solid objects really solid?

    157 views / 0 likes - added

    If you think about idealized physics scenarios, "frictionless vacuum" or "ignore air resistance" may come to mind, but another even more ubiquitous mechanical approximation is the so-called "rigid body approximation" where solid objects are said to be per

  • 03:28 Popular Wireless Power Transfer

    Wireless Power Transfer

    924 views / 0 likes - added

    Wireless power delivery has the potential to seamlessly power our electrical devices as easily as data is transmitted through the air. However, existing solutions are limited to near contact distances and do not provide the geometric freedom to enable aut

  • 06:36 Almost Seamless Hexahedron Fidget Spinner Collapsible!

    Almost Seamless Hexahedron Fidget Spinner Collapsible!

    46 views / 0 likes - added

    [Rather Simple] How to fold a one-piece Fidget Spinner Hexahedron - a polyhedron with six triangular faces that spins between your fingers by blowing onto the side of it. This model, which I designed in 2020, is almost seamless and easily collapses flat f

  • 10:42 Popular Top 10 Puzzles Only The Smartest 2% Can Solve

    Top 10 Puzzles Only The Smartest 2% Can Solve

    1,584 views / 1 likes - added

    These amazing top 10 puzzles are the best way to challenge and grow your mind to become smarter than you are. There are also few riddles and some tricky brain teasers which only 2% of the people were able to solve. So, it's a great chance to see if you ar

  • 57:34 Topology, Geometry And Life In Three Dimensions

    Topology, Geometry And Life In Three Dimensions

    671 views / 0 likes - added

    If you imagine a three dimensional maze from which there is no escape, how can you map it? Is there a way to describe what all possible mazes look like, and how do mathematicians set about investigating them? Subscribe for regular science videos: http://b

  • 11:57 The Wallis Formula For π

    The Wallis Formula For π

    579 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

  • 05:16 Popular Math - Summer of STEM - Spirolateral Math Art and Transforming Ninja Stars

    Math - Summer of STEM - Spirolateral Math Art and Transforming Ninja Stars

    1,789 views / 1 likes - added

    Math! This week we make transforming geometric ninja stars and spirolateral math art. Math Book: https://drive.google.com/file/d/0B-GbYsz_QH2WN2gwTTFXU0pLNGM/view?usp=sharing Spirolateral Sheet: https://drive.google.com/file/d/0B-GbYsz_QH2WaVFJNFJCZDRIcms

  • 02:28 Popular Drawing Line Of Reflection | Transformations | Geometry | Khan Academy

    Drawing Line Of Reflection | Transformations | Geometry | Khan Academy

    1,044 views / 0 likes - added

    Drawing line of reflection Watch the next lesson: https://www.khanacademy.org/math/geometry/transformations/hs-geo-reflections/v/determining-the-line-of-reflection?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Missed the previous lesson? https://www

  • 01:37 Popular Translation Example | Transformations | Geometry | Khan Academy

    Translation Example | Transformations | Geometry | Khan Academy

    1,643 views / 0 likes - added

    Translation example Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-translations-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_campa

  • 01:55 Popular Drawing Image Of Translation | Transformations | Geometry | Khan Academy

    Drawing Image Of Translation | Transformations | Geometry | Khan Academy

    1,178 views / 0 likes - added

    Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-translations/e/translations?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson: https://www.khanacademy.org

  • 01:25 Popular Using Rotation Widget | Transformations | Geometry | Khan Academy

    Using Rotation Widget | Transformations | Geometry | Khan Academy

    1,482 views / 0 likes - added

    Using rotation widget Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-rotations-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_campai

  • 08:13 Popular Points After Rotation | Transformations | Geometry | Khan Academy

    Points After Rotation | Transformations | Geometry | Khan Academy

    1,115 views / 1 likes - added

    Points after rotation Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-rotations/e/rotations-1?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson: https://w

  • 02:46 Popular Defining Rotation Example | Transformations | Geometry | Khan Academy

    Defining Rotation Example | Transformations | Geometry | Khan Academy

    1,689 views / 0 likes - added

    Defining rotation example Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-rotations/e/defining-rotations?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson

  • 10:32 Popular Rotating About Arbitrary Point | Transformations | Geometry | Khan Academy

    Rotating About Arbitrary Point | Transformations | Geometry | Khan Academy

    860 views / 0 likes - added

    Rotating about arbitrary point Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-rotations/e/rotations-2?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson:

  • 01:48 Popular Using Reflection Tool | Transformations | Geometry | Khan Academy

    Using Reflection Tool | Transformations | Geometry | Khan Academy

    1,159 views / 0 likes - added

    Using reflection tool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-reflections-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_camp

  • 05:41 Popular Points On Line Of Reflection | Transformations | Geometry | Khan Academy

    Points On Line Of Reflection | Transformations | Geometry | Khan Academy

    1,306 views / 0 likes - added

    Points on line of reflection Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-reflections/e/defining-reflections?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next

  • 01:32 Popular Formal Translation Tool Example | Transformations | Geometry | Khan Academy

    Formal Translation Tool Example | Transformations | Geometry | Khan Academy

    1,283 views / 0 likes - added

    Formal translation tool example Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-translations/e/defining-translations?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the

  • 07:19 Popular Reflecting Segments Over Line | Transformations | Geometry | Khan Academy

    Reflecting Segments Over Line | Transformations | Geometry | Khan Academy

    963 views / 0 likes - added

    Reflecting segments over line Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-reflections/e/reflections-1?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesso

  • 04:52 The Man Who Corrected Einstein

    The Man Who Corrected Einstein

    367 views / 0 likes - added

    Sign up for Brilliant FOR FREE at http://brilliant.org/minutephysics - the first 200 people get 20% of a premium subscription.This video is about how Russian physicist Aleksandr Fridman corrected Albert Einstein about the expansion of the universe. Einste

  • 07:23 Popular Introduction To Transformations | Transformations | Geometry | Khan Academy

    Introduction To Transformations | Transformations | Geometry | Khan Academy

    1,724 views / 0 likes - added

    Introduction to transformations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-translations-on-the-coordinate-plane?utm_source=YT&utm_medium=De

  • 15:59 Popular 22 ONE-MINUTE FOOD TRICKS

    22 ONE-MINUTE FOOD TRICKS

    705 views / 1 likes - added

    YUMMY GOODIES AND SURPRISING COOKING HACKS Do you love cooking? If the answer is no, I still hope that you like yummy food, so this video is for you anyways. You can also find a lot of funny food tricks in this video (check out pasta sculptures or egg jum

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

    Can You Make 4 Triangles From 6 Matches?

    967 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

  • 04:22 Popular Impossible Algebra Problem

    Impossible Algebra Problem

    1,230 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

  • 06:05 Could These Numbers Unravel New Dimensions in Space?

    Could These Numbers Unravel New Dimensions in Space?

    399 views / 1 likes - added

    These multidimensional number systems are helping us explain the laws of nature. Here’s how. Can Hawking’s Black Hole Paradox Be Solved With Fuzzballs? - https://youtu.be/esPa1tVSjew Read More: The Peculiar Math That Could Underlie The Laws of Nature http

  • 15:03 Popular 15 AWESOME FRUIT CARVING AND CUTTING TRICKS

    15 AWESOME FRUIT CARVING AND CUTTING TRICKS

    735 views / 0 likes - added

    THE COOLEST FRUIT CARVING HACKS AND IDEAS It's the middle of autumn right now and it means that we still have a lot of yummy fruits around! You should eat a lot of vitamins to spend the winter season nice and healthy. To eat fruits with even more pleasure

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

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

    2,453 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

  • 04:05 Popular Magnets and Marbles !

    Magnets and Marbles !

    731 views / 2 likes - added

    Music : Kontinuum - First Rain [NCS Release] : https://www.youtube.com/watch?v=SKI1P2gEK54 Hey ! After 3 domino videos, Marbomino is back ;) In this project, I use those little magnets that can be used to make cubes and others geometric figures, I think t

  • 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

    678 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

  • 06:44 WORLD’S MOST AMAZING ARCHER In Slow Motion - Smarter Every Day 130

    WORLD’S MOST AMAZING ARCHER In Slow Motion - Smarter Every Day 130

    559 views / 0 likes - added

    Tweet this: http://bit.ly/1EXAQ85 Post to FB: http://on.fb.me/1zu4InX Buy a shave kit at www.harrys.com and use the promo code SMARTER Next video with Byron: The Archer's Paradox. ⇊⇊⇊⇊⇊ More info Below ⇊⇊⇊⇊⇊ Comment thread on Reddit: http://bit.ly/1GCoZ0t

  • 02:50 Why Some Molecules Have Evil Twins

    Why Some Molecules Have Evil Twins

    551 views / 0 likes - added

    A tiny change in a molecule’s geometry completely changes its effects on the human body. How We Made This Video (Ever & David Talk About Drugs): https://youtu.be/tefxgYP0BVM Thanks also to our supporters on https://www.patreon.com/MinuteEarth ____________

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  • 06:16 Popular Why Nature Loves Hexagons (featuring Infinite Series!)

    Why Nature Loves Hexagons (featuring Infinite Series!)

    916 views / 0 likes - added

    Follow me to Infinite Series for 4-Dimensional Bees! https://youtu.be/X8jOxEGVyPo Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ From spirals to spots to fractals, nature is full of interesting pattern

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  • 01:57 Popular I Will Read Your Mind - Math Magic Trick

    I Will Read Your Mind - Math Magic Trick

    1,241 views / 2 likes - added

    Pick a 2 digit number. Got it? Now and add up the digits. Subtract that from your original number. Look up the resulting number in the table. Can I figure out the symbol you are looking at? This video predicts your symbol and explains why this math trick

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  • 05:57 How To Split A Cake Fairly Using Math

    How To Split A Cake Fairly Using Math

    677 views / 0 likes - added

    How can 2 people split up a cake, knowing that each person wants to get a larger piece than the other? What about 3 people, or even N people? This is an example of a fair division problem from game theory. There are many cake-cutting algorithms to produce

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  • 12:49 12 CHEAP WAYS TO ENTERTAIN YOURSELF AT HOME

    12 CHEAP WAYS TO ENTERTAIN YOURSELF AT HOME

    627 views / 0 likes - added

    CRAFTING IDEAS FOR AUTUMN EVENINGS Crafting is definitely one of the best ways of spending time! You can never get bored if you're busy crafting something cool. For example, why buying toys if you can make them yourself? In this video, you'll find a lot o

  • 06:24 Popular The Seemingly Impossible Escape Logic Puzzle

    The Seemingly Impossible Escape Logic Puzzle

    1,434 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

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

    Can You Solve The Two Rope Puzzle?

    701 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

  • 06:24 Popular Can You Solve The Chameleon Riddle?

    Can You Solve The Chameleon Riddle?

    987 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

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

    Find The 10 Digit Number Classic Puzzle And Solution

    873 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:

  • 03:00 Multiply Numbers By Drawing Lines

    Multiply Numbers By Drawing Lines

    615 views / 0 likes - added

    Gow to multiply numbers by drawing lines. Get the Multiply By Lines Book! https://www.amazon.com/gp/product/1500866148/ If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions Connect on social media. I update each s

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

    SURPRISING Coin Flipping Probability - Flips To HH Versus HT

    869 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

  • 04:13 Popular 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?

    835 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

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

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

    600 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

  • 02:57 Popular Viral Facebook Math Problem

    Viral Facebook Math Problem

    1,275 views / 1 likes - added

    This problem has over 2 million comments on Facebook and is getting coverage in mainstream media and blogs. Can you figure out this Facebook fruit algebra puzzle involving apples, bananas, and coconuts? The video presents what many people consider to be t

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

    Can You Solve The 3 Cards Riddle?

    670 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 Popular How Logical Are You? The Irrationality Illusion Tricks Most

    How Logical Are You? The Irrationality Illusion Tricks Most

    799 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

  • 03:47 Disney Invented A Room Where Your Phone Will Never Die

    Disney Invented A Room Where Your Phone Will Never Die

    545 views / 0 likes - added

    Researchers have created a room that can charge your phone wirelessly. Could this be the future of charging technology? A Weird New Way To Extend Your Phone Battery - https://youtu.be/x3qkv_0RwzI Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1

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

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

    690 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

  • 02:23 This SAT Math Question Has A Mistake

    This SAT Math Question Has A Mistake

    650 views / 0 likes - added

    This question appeared on the October 1980 SAT exam. Like all questions, it was supposed to have exactly one correct answer. However the test-makers made a mistake. Can you figure out what they did wrong? Blog post (text explanation): http://wp.me/p6aMk-4

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

    Can You Solve This Intelligence Test? Viral Facebook Puzzle

    727 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

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

    Can You Solve The Snake Eyes Probability Riddle?

    832 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

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

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

    523 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

  • 05:39 Popular 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

    783 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

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

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

    796 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

  • 03:28 Popular Flower Math Problem - Adults Stumped By Question For Kids In China

    Flower Math Problem - Adults Stumped By Question For Kids In China

    1,379 views / 2 likes - added

    This problem is said to come from a test given to a Chinese kindergarten class (5 year olds). It was posted online and caused a lot of debate as adults were stumped about the correct answer, some saying it is impossible. Can you figure it out? This video

  • 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

    671 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?

    538 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

  • 01:49 Popular This Matchstick Puzzle Is

    This Matchstick Puzzle Is

    840 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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  • 05:13 Real Star Trek Like Transporter. Why This 3D Light Printer Is A HUGE Game Changer

    Real Star Trek Like Transporter. Why This 3D Light Printer Is A HUGE Game Changer

    489 views / 0 likes - added

    Computed Axial Lithography is the first printer of it's kind. It can shape objects, all-at-once, using specialized synthetic resin and rays of light. We Can Now 3D Print in Suspended Gravity (And It’s Mesmerizing!) - https://youtu.be/FgCedvTbKso Read More

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

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

    1,057 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

  • 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

    11.7k views / 1 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

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

    Can You Solve The Race To December 31 Riddle?

    706 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

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

    Can You Solve A Puzzle That Fooled Richard Feynman?

    701 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

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

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

    496 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

  • 13:40 Popular BEST Way To Play Memory (Card Game) - WIN Using Math

    BEST Way To Play Memory (Card Game) - WIN Using Math

    940 views / 0 likes - added

    The card game of memory (aka concentration) is a children's game to test visual recall. Strategically you can figure out the best move by doing probability calculations. This video explains the best possible way to play the game mathematically. You can le

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

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

    600 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

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

    Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    838 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

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

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

    1,443 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

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

    Can You Solve The Hardest Easy Geometry Problem?

    1,255 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

  • 05:57 Popular 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"

    1,116 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

  • 13:57 Pythagoras Would Be Proud: High School Students' New Proof of the Pythagorean Theorem [TRIGONOMETRY]

    Pythagoras Would Be Proud: High School Students' New Proof of the Pythagorean Theorem [TRIGONOMETRY]

    143 views / 0 likes - added

    Calcea Johnson and Ne’Kiya Jackson are two high school students at St. Mary's Academy in New Orleans who recently presented a new proof of the Pythagorean theorem at the Spring Southeastern Sectional Meeting of the American Mathematical Society. The

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

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

    932 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

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

    Can You Solve The Missing Sock Puzzle?

    610 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

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

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

    1,710 views / 2 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:

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

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

    3,035 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

  • 03:16 Popular 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

    988 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.

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

    Can You Solve The Red Ball Lottery Puzzle?

    663 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

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

    Can You Solve The Magical Pond Puzzle?

    1,018 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

  • 02:37 Popular 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?

    786 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

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

    Can You Solve The Marriage Logic Problem? 80% Fail

    667 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

  • 04:13 Popular 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

    889 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

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

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

    873 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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  • 02:57 Popular Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser

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

    1,081 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

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

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

    785 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 Popular Can You Solve The 21 Flags Game From Survivor?

    Can You Solve The 21 Flags Game From Survivor?

    875 views / 1 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

  • 08:51 Popular The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)

    The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)

    760 views / 0 likes - added

    They say only geniuses can solve this puzzle, and this time they are correct. Thanks to all patrons! Special thanks to: Shrihari Puranik Yildiz Kabaran Kyle My blog post for this video https://wp.me/p6aMk-82U Sources https://puzzling.stackexchange.com/que

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

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

    1,254 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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  • 05:52 Can You Solve The "MEANEST" SAT Test Question Ever?

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

    689 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

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

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

    3,447 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

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

    Can You Solve The Diluted Wine Puzzle?

    752 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

  • 04:30 Popular Adults Are Arguing About This 3rd Grade Math Problem

    Adults Are Arguing About This 3rd Grade Math Problem

    882 views / 0 likes - added

    "If Sue runs around the track twice, and John runs around the track four times more than Sue, how many times does John run around the track?" This problem was given to 3rd graders. A parent disagreed with the answer the teacher was marking. After it was p

  • 07:47 Popular 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

    815 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

  • 11:45 Popular The Moon Terminator Illusion

    The Moon Terminator Illusion

    940 views / 0 likes - added

    http://www.twitter.com/tweetsauce http://instagram.com/electricpants Sources and sites to learn more below!!! dolly zoom effect: http://filmmakeriq.com/lessons/introduction-to-the-dolly-zoom/ visual angle: http://en.wikipedia.org/wiki/Angular_diameter htt

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

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

    858 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

  • 23:29 How Imaginary Numbers Were Invented

    How Imaginary Numbers Were Invented

    284 views / 0 likes - added

    A general solution to the cubic equation was long considered impossible, until we gave up the requirement that math reflect reality. This video is sponsored by Brilliant. The first 200 people to sign up via https://brilliant.org/veritasium get 20% off a y

  • 16:57 The Illusion Only Some Can See

    The Illusion Only Some Can See

    356 views / 0 likes - added

    Ames window illusion illustrates how we don't directly perceive external reality. Special Holiday deal! Go to https://NordVPN.com/veritasium and use code VERITASIUM to get 68% off a 2 year plan plus 4 additional months free. Its risk free with Nords 30 da

  • 05:27 Popular Can You Solve The Mind-Bending Self-Counting Sentence Riddle?

    Can You Solve The Mind-Bending Self-Counting Sentence Riddle?

    942 views / 0 likes - added

    "In this sentence, the number of occurrences of the digit 0 is __, of the digit 1 is __, of the digit 2 is __, of the digit 3 is __, of the digit 4 is __, of the digit 5 is __, of the digit 6 is __, of the digit 7 is __, of the digit 8 is __, and of the d

  • 18:18 My Daughter's Surprise ROOM MAKEOVER

    My Daughter's Surprise ROOM MAKEOVER

    568 views / 8 likes - added

    My daughter Salish does her first room makeover in our new house, while her brother Hudson races around town preparing an epic surprise! Shop everything mentioned in this video here: https://shopmy.us/collections/227242Buy my book, "Born To Dance" https:/

  • 17:59 A Hobbyist Just Solved a 50-Year-Old Math Problem (Einstein Tile)

    A Hobbyist Just Solved a 50-Year-Old Math Problem (Einstein Tile)

    116 views / 0 likes - added

    Sign up to Brilliant to receive a 30-day free trial + a 20% discount with this link! https://brilliant.org/upandatom/Recommended course: https://brilliant.org/courses/beautiful-geometric-explorations/Hi! I'm Jade. If you'd like to consider supporting Up a


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