Search Results: "Volume Word Problems Basic Example  Math  New SAT  Khan Academy"
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05:14
Intensifiers And Adverbs Of Degree  Modifiers  The Parts Of Speech
277 views / 0 likes  addedWords 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/themodifier/e/intensifiersandadver

12:32
Protecting Privacy with MATH (Collab with the Census)
108 views / 0 likes  addedThis video was made in collaboration with the US Census Bureau and factchecked 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

07:51
How To Solve Onestep Multiplication And Division Equations With Fractions And Decimals
446 views / 0 likes  added"Learn how to solve equations in one step by multiplying or dividing a number from both sides. These problems involve decimals and fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/

03:34
Introduction To Agreement  Verbs  The Parts Of Speech
227 views / 0 likes  addedWhen 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/grammarverbs/e/introtoverbagreement M

02:13
Crazy Math Trick: I will guess Your Age! (2017 with answers)
430 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

02:53
Travel Deep Inside a Leaf  California Academy of Sciences
170 views / 1 likes  addedTake 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

02:13
Crazy Math Trick: I will guess Your Age! (OLD 2016 version)
360 views / 0 likes  addedCheck 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

13:59
Blippi Visits an Ice Cream Truck  Math and Simple Addition for Children
386 views / 2 likes  addedBlippi visits an ice cream truck and learns numbers for children. Learn math and simple addition with ice cream bars and snacks with Blippi. See inside the ice cream truck with Blippi in his educational videos for children. This Blippi video has a Blippi

09:26
SAT Prep: Test 2 Section 3 Part 3
283 views / 0 likes  addedQuestions 912 starting on page 461

04:02
SAT Prep: Test 7 Section 5 Part 5
354 views / 0 likes  addedThe rest of problem 20 on page 796

01:25
SAT Prep: Test 2 Section 6 Part 4
310 views / 0 likes  addedA redo of problem 14 on page 475 because I can't do arithmetic

01:45
SAT Prep: Test 3 Section 4 Part 5
323 views / 0 likes  addedThe leftover of problem 18 on page 535

08:18
SAT Prep: Test 1 Section 6 Part 6
265 views / 0 likes  addedA little more on problem 17 and problem 18 on page 412.

09:54
SAT Prep: Test 1 Section 9 Part 3
268 views / 0 likes  addedQuestions 911 starting on page 425

09:35
SAT Prep: Test 5 Section 3 Part 3
323 views / 0 likes  addedMore on problem 8 on page 654 and 911.

01:36
Regal Academy  First Official Super Trailer  Nick
405 views / 0 likes  addedWelcome 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

08:00
15 BRILLIANT MATH TRICKS THEY DON'T TEACH YOU AT SCHOOL
398 views / 1 likes  addedToo bad they don't teach you this at school! But I always got you! So check out these genius Math tricks and have fun! ;)  5Minute Crafts: https://www.goo.gl/8JVmuC F
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02:36
Prepositions Of Neither Space Nor Time  Prepositions  The Parts Of Speech  Grammar
321 views / 0 likes  addedSome 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/thepreposition/e/commonprepositions Missed the previous lesson? Watch

05:42
Sesame Street: Athlete (Word on the Street Podcast)
350 views / 0 likes  addedWant to be an athlete? An athlete is someone who trains to play a sport. You have to practice a lot, be determined, and love playing the sport you play! Who's your favorite athlete? Subscribe to the Sesame Street Channel here: http://www.youtube.com/subsc

05:42
Sesame Street: Translate (Word on the Street Podcast)
398 views / 0 likes  addedHave you ever tried having a conversation with a Spanishspeaking lion? It can be hard to understand what he's saying and so in those instances that you find yourself with a Spanishspeaking lion you might ask politely that he translate his words into Eng

05:43
Sesame Street: Cheer! (Word on the Street Podcast)
418 views / 0 likes  addedGive a cheer, give a cheer, give a most substantial cheer! Sesame Street is here and cheering you on! Don't know what a cheer is? That's OK because lots of people are going to show exactly what we mean in this video! CHEER Cheer! Subscribe to the Sesa

05:49
Sesame Street: Strategy (Word on the Street Podcast)
382 views / 0 likes  addedWhen do you use a strategy? Do you even know what strategy means? OK. A strategy is a plan you make to achieve a goal. For example, say you want to make it to the moon. You'd probably want to figure out a plan of how to get there. Maybe before getting to

06:28
Sesame Street: Soggy (Word on the Street Podcast)
408 views / 0 likes  addedWhat's it mean to be soggy? Do you like soggy bread or soggy cereal? Probably not! Soggy is when something is mushy and wet. Your cereal gets soggy when you take too much time to eat it so stop reading this and eat your cereal while you watch this video!

05:52
Sesame Street: Jealous (Word on the Street Podcast)
378 views / 0 likes  addedJealous is a strong feeling you have when you want something that someone else has. Maybe its that ball that your neighbor has, or the blue toothbrush your older brother has, maybe you're jealous of your dad's mustache! It's normal to feel jealous, but it

05:48
Sesame Street: Confidence (Word on the Street Podcast)
428 views / 0 likes  addedCome on! Stand up straight! Smile and make eye contact. Be confident! Why? Because you're you and no one does a better job being you than you! You got this! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=S

05:48
Sesame Street: Courteous (Word on the Street Podcast)
387 views / 0 likes  addedBeing courteous is important when you are a wee little kiddo. Why, you may politely ask? Because it's important to be respectful and use manners and being polite when you are interacting with other people. Subscribe to the Sesame Street Channel here: http

05:42
Sesame Street: Relax (Word on the Street Podcast)
487 views / 1 likes  addedRelax! It's the weekend. Everyone could use a little bit of relaxing every now and then. Whether your frustrated from standing in line or your tired from a long hard week of preschool, it's important to make time for relaxing. Subscribe to the Sesame Stre

04:55
Solve the right triangle  Trigonometry Brain Teaser
559 views / 0 likes  addedA square is inside of a right triangle. The length of each side of the triangle is 345. Given this information what are the dimensions of the square? Can you solve this right triangle? My name is Chris and my passion is to teach math. Learning should ne

04:04
Can Math Explain How Animals Get Their Patterns?
380 views / 0 likes  addedHow Alan Turing's ReactionDiffusion 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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12:14
Algebra Basics: Exponents In Algebra  Math Antics
380 views / 0 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG 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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07:50
Compound Prepositions  Prepositions  The Parts Of Speech  Grammar
245 views / 0 likes  addedThese 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
428 views / 0 likes  addedThe first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
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01:58
How To Find Equivalent Expressions By Combining Like Terms And Using The Distributive Property
438 views / 0 likes  added"Equivalent algebraic expressions exercise Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6thequivalentexpressions/e/equivalentformsofexpressions1?

02:31
The Math Behind the Polls
157 views / 0 likes  addedWhen polls try to tease out what a group of people is thinking, what are they measuring and how can they go wrong?

06:33
Why Are Cicadas So Good At Math?
317 views / 0 likes  addedTSHIRTS! 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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01:18
Can You Make 4 Triangles From 6 Matches?
520 views / 0 likes  addedCan 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

08:41
Math in the Simpsons: Homer's theorem
98 views / 0 likes  addedAfter 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'

12:47
Math Antics  Mixed Numbers
433 views / 1 likes  addedIn this remake of our Mixed Numbers video, we take a more intuitive approach to converting between Mixed Numbers and Improper Fractions. You can still access the old version of the video here: https://www.youtube.com/watch?v=55KA6kaXFY

04:22
Impossible Algebra Problem
674 views / 0 likes  addedThis 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/p6aMk4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis

03:25 Popular
Can You Solve This? AA + BB + CC = ABC
918 views / 0 likes  addedIf 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/p6aMk4Cm If you like my videos, you can support me at Patreon: http://www.patreon.c

04:01
Product rule  Calculus derivatives tutorial
216 views / 0 likes  addedLearn how to take the derivative of a function using the product rule. This complete calculus derivatives tutorial explains why and how to use the product rule. To see all my calculus videos check out my website http://MathMeeting.com My name is Chris and

04:42
How Warren Buffett Tried To Trick Bill Gates In A Dice Game
302 views / 0 likes  addedWarren 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/p6aMk4ro Source The dice numbers and the story are described at Microsoft Research's website for nontran

03:12
Science Artist Uses Math to Make Sculptures
260 views / 0 likes  addedJohn 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 threepart masterpiece emerges. See more from John Muntean: https://www.jvmu

02:18
DIY  Burrito Math  Cartoon Network
164 views / 0 likes  addedJack 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)
317 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

05:05
Try This April Fools' Trick! (Mystery Math)
464 views / 0 likes  addedHere's a simple trick you can play on your friends!
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07:41
Math Mechanics of Thai Banking Crisis
297 views / 0 likes  addedGoing 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=9p3HNMeoAI

09:39
Spring potential energy example (mistake in math)
240 views / 0 likes  addedA spring, a frozen loopdloop 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

30:07
Mind Bending Math: Riddles and Paradoxes
346 views / 1 likes  addedLearn 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 prizewinning impossibility theorem, and assess the U.S. Electora

12:05
Twin paradox: the real explanation (no math)
100 views / 0 likes  addedThe Twin Paradox is the most famous of all of the seeminginconsistencies 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

04:28
Product rule  Logarithm derivatives example
207 views / 0 likes  addedLearn calculus with this product rule Derivative example with logarithms and exponential functions. This complete calculus derivatives tutorial explains why and how to use the product rule. To see all my calculus videos check out my website http://MathMee

13:54
Singapore Math: Grade 3a Unit 2 (part 6)
216 views / 0 likes  addedMore adding of 4 digit numbers

12:13
Singapore Math: Grade 3a Unit 2 (part 7)
216 views / 0 likes  addedEven more adding of 4digit numbers

15:31
Singapore Math: Grade 3a, Unit 1 (part 1)
243 views / 0 likes  addedObjectives: Read and write numbers less than 10,000. Relate each 4digit number to its place value.

15:02
Singapore Math: Grade 3a Unit 2 (part 8)
220 views / 0 likes  addedSubtracting 4digit numbers

15:11
Singapore Math: Grade 3a Unit 1 (part 2)
236 views / 0 likes  addedObjectives: Read and write numbers less than 10,000. Relate each digit in a 4digit number to its place value.

13:07
Singapore Math: Grade 3a Unit 2 (part 9)
270 views / 0 likes  addedMore on subtracting 4digit numbers

13:18
Singapore Math: Grade 3a, Unit 1 (part 3)
316 views / 0 likes  addedObjectives: Read and write numbers less than 10,000. Relate each digit in a 4digit number to its place value. Compare and order numbers within 10,000.

13:07
Singapore Math: Grade 3a, Unit 1 (part 5)
226 views / 0 likes  addedEven more on place value

15:44
Singapore Math: Grade 3a, Unit 1 (part 6)
232 views / 0 likes  addedOrdering numbers using place value

13:06
Singapore Math: Grade 3a, Unit 1 (part 7)
224 views / 0 likes  addedPlace value, ordering numbers, number patterns

15:39
Singapore Math: Grade 3a, Unit 1 (part 8)
235 views / 0 likes  addedMore on number patterns with place value.

17:53
Singapore Math: Grade 3a, Unit 1 (part 9)
255 views / 0 likes  addedMore number patterns with place value

14:26
Singapore Math: Grade 3a Unit 2 (part 1)
342 views / 0 likes  addedThe sum of and difference between 2 numbers.

09:57
Singapore Math: Grade 3a Unit 2 (part 3)
234 views / 0 likes  addedA man selling balloons at a carnival.

01:44
Math Whizzes Of Ancient Babylon Figured Out Forerunner Of Calculus
284 views / 0 likes  addedClay tablets document precocious astronomical calculations by 50 B.C.E. Read more: http://scim.ag/1nRxu3V Read the research ($): http://scim.ag/1PVEVgT

04:52
Can You Solve The Two Rope Puzzle?
326 views / 0 likes  addedYou 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

07:52
Find The 10 Digit Number Classic Puzzle And Solution
352 views / 0 likes  addedI'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:

06:24
The Seemingly Impossible Escape Logic Puzzle
608 views / 0 likes  addedAn 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/cgibin/yabb/YaBB.cgi?board

02:26
Math Puts a New Twist on Solving a Rubik's Cube with the Fewest Moves
384 views / 1 likes  addedFor 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
486 views / 0 likes  addedBasketball is a fastmoving game of improvisation, contact and, ahem, spatiotemporal 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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03:00
Multiply Numbers By Drawing Lines
316 views / 0 likes  addedGow 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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07:10
TOUGH Interview Question  Ways To Give 11 Coins To 3 People
289 views / 0 likes  addedHow 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 nonnegat

06:24
Can You Solve The Chameleon Riddle?
421 views / 0 likes  addedA 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

10:20
SURPRISING Coin Flipping Probability  Flips To HH Versus HT
254 views / 0 likes  addedWhat 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

16:54
Teacher Delivers Remote Virtual Reality Math Lesson on Angles using Half Life: Alyx
48 views / 0 likes  addedReview of Angle Vocabulary for Homeschooling Week because I have to teach today, but Half Life Alyx just came out. Want to support my classroom? http://www.donorschoose.org/charlescoomber Twitter – @charlescoomber

08:27
Can You Solve The 3 Cards Riddle?
326 views / 0 likes  addedThere 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
479 views / 0 likes  addedThis 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

02:45
The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?
336 views / 0 likes  addedThis 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

03:33
Can You Solve This Intelligence Test? Viral Facebook Puzzle
338 views / 0 likes  addedIf 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

06:57
When Is Christmas? Mentally Convert Date To Day Of The Week
267 views / 0 likes  addedJanuary 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/p6aMk4qQ Doomsday Rule (previous video): https://www.youtube.com/watch?v=UsStBxY9STw Calcu

05:39
Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD
386 views / 0 likes  addedThanks 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

04:22
Calculus Limits  Factoring Example
358 views / 0 likes  addedLearning Calculus limits is a breeze with this tutorial and video example.. This example teaches you how to solve limits by factoring. Check out my Calculus limits playlist if you want some harder examples. I also offer live tutoring if you need any extra

05:09
Can You Solve The Snake Eyes Probability Riddle?
390 views / 0 likes  addedYou 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

04:30
Calculus Limits  Easy Problem and Introduction
345 views / 0 likes  addedLearning Calculus limits is a breeze with this problem and introduction. This example is an easy problem. Check out my Calculus limits playlist if you want some harder examples. I also offer live tutoring if you need any extra help. Check out my website i

05:48
What Is The Area? "You Should Be Able To Solve This"
169 views / 0 likes  addedThanks 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

05:55
"Impossible" Logic Puzzle  How Many Liars Are At The Party?
371 views / 0 likes  addedA 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

13:17
Probability that at least 2 people in a room of 30 share the same birthday  Probability and Statist
269 views / 0 likes  addedThe 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/probabilityandcombinatoricstopic/probability_combinatorics/e/probab

07:49
Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained
511 views / 0 likes  addedThis 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

01:56
How to Do Fractional Coefficients
559 views / 0 likes  addedHow to Do Fractional Coefficients. Part of the series: Math Problems. Fractional coefficients need to be completed in a very specific way. Learn how to do fractional coefficients in math problems with help from a mathematics educator in this free video cl

03:21
Can You Solve A Puzzle That Fooled Richard Feynman?
277 views / 0 likes  addedWhat 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

15:15
Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula
342 views / 0 likes  addedIf 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?
239 views / 0 likes  addedIn 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

06:01 Popular
Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained
3,878 views / 0 likes  addedThis 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

01:49
This Matchstick Puzzle Is
335 views / 1 likes  addedThis 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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04:13
Can You Solve This Grade 12 Geometry Problem From Australia? The Marshmallow Chocolate Puzzle
320 views / 0 likes  addedA 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

03:17
Can YOU Solve It? This Question Stumped 75% Of PhD Economists
305 views / 0 likes  addedIntroductory 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?
331 views / 0 likes  addedHere'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

03:16
Can You Solve This 8th Grade Geometry Problem? 75% Got The Wrong Answer
304 views / 0 likes  addedWhat is angle A in the starshaped figure? This problem appeared on the 1999 AMC 8 test (intended for 8th grade students in the US). Approximately 75% of testtakers 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?
492 views / 1 likes  addedIn 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

03:54
What's The Best Soup Can Size? The Optimal Cylinder Puzzle
318 views / 0 likes  addedA 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

09:37
Ideal Circuit Elements And Sources
246 views / 0 likes  addedCircuit Analysis  Electrical engineering  Khan Academy

09:11
Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer
407 views / 0 likes  addedStart 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?
276 views / 0 likes  addedAfter 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

05:57
Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"
582 views / 1 likes  addedThis problem was given to Primary 6 (age 1112) 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?
267 views / 0 likes  addedA 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
399 views / 0 likes  addedThe 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
379 views / 0 likes  addedThe 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

11:27 Popular
Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained
771 views / 1 likes  addedIf 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
698 views / 1 likes  addedA 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:

09:44
Analyzing A Resistor Circuit With Two Batteries
247 views / 0 likes  addedAnalyzing a resistor circuit with two batteries  Circuits  Physics  Khan Academy

02:37
Adults Stumped By Maths Questions For 15 Year Olds. Can You Solve Them?
357 views / 0 likes  addedHow 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

02:09
Teen Titans Go!  The Titans Academy Awards  Cartoon Network
458 views / 0 likes  addedRobin 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

05:33
What is 6÷2(1+2) = ? The Correct Answer Explained
530 views / 0 likes  addedWhat 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?
294 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

03:09
Can You Solve The Marriage Logic Problem? 80% Fail
302 views / 0 likes  addedSurveys 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

02:57
Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser
359 views / 0 likes  addedIn 1911, Srinivasa Ramanujan posed this problem involving an infinite nested radical (a neverending 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

04:32
Introduction to motion (part 3)
186 views / 0 likes  addedUsing the basic equations of distance and velocity to solve motion problems

07:40
Can You Solve The 21 Flags Game From Survivor?
324 views / 0 likes  addedContestants 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?
343 views / 1 likes  added(Same video with music: https://youtu.be/nFGpk0ZpRk) You visit a shrine that has 3 temples. Before each temple, you have to swim in a magical pond. Your path is pondtemple1pondtemple2pondtemple 3. Each time you swim, the pond magically triples the n

05:43
Under and overstatement  Style  Grammar
198 views / 0 likes  addedThis 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.

02:06 Popular
Can You Solve The Viral Matchstick Puzzle 6 + 4 = 4?
717 views / 0 likes  addedCan 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 7segment numbers (the block

09:50 Popular
Can You Solve This 6th Grade Geometry Problem From China?
701 views / 1 likes  addedWhat 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?
301 views / 1 likes  addedA 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

07:39
Can You Solve The Alien Extinction Riddle? Hard Job Interview Question
390 views / 0 likes  addedA 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

07:47
Can You Solve The Probability The Newborn Is A Boy? Many Fail This Interview Question
407 views / 0 likes  addedThis 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

09:01
Dependent Probability Example 1
438 views / 0 likes  addedExample of the type of problem in the Khan Academy Dependent Probability module More free lessons at: http://www.khanacademy.org/video?v=xPUm5SUVzTE

02:56 Popular
Capacity Song For Kids: Online Education Songs For Kids
849 views / 4 likes  addedWorksheets, Cloze, Quiz, and more at Teachers Pay Teachers[http://goo.gl/cfW2G8] TES[http://goo.gl/jXgRhd] Capacity's Not Exactly Volume. Learn why, here! There's more where this came from! http://goo.gl/3H3bJ6 LYRICS: ____________________________________

02:48
Intro To Articles  Modifiers  The Parts Of Speech
245 views / 0 likes  addedArticles—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
266 views / 0 likes  addedVi Hart visits Khan Academy and talks about Benford's Law with Sal More free lessons at: http://www.khanacademy.org/video?v=6KmeGpjeLZ0

11:57
The Wallis Formula For π
232 views / 0 likes  addedStart 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

09:50
Thermodynamics (part 1)
285 views / 0 likes  addedIntuition of how gases generate pressure in a container and why pressure x volume is proportional to the combined kinetic energy of the molecules in the volume. More free lessons at: http://www.khanacademy.org/video?v=tQcB9BLUoVI

03:37
Sal teaches Grover about the electoral college
364 views / 0 likes  addedSal 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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05:27
Can You Solve The MindBending SelfCounting Sentence Riddle?
485 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

02:56
How to Quickly Multiply Any Number by 11 I The Great Courses
402 views / 0 likes  addedMost of us, when faced with math problems like these, immediately reach for a calculator or a pen. But imagine if you could perform these and other seemingly difficult—but surprisingly easy—calculations right in your head. Seems like an impossible feat? I
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06:29
Toy physics  Pop guns cork, potato, or foam poppers // Homemade Science with Bruce Yeany
555 views / 0 likes  addedFun and easy instructions for several variations of pop guns,potato poppers, and pop gun repeaters are shown in this video. The science behind the toy is an application of the basic concept of Boyle's law. The relationship shows that as the volume of a ga

01:39
You Can Turn Words Into Cartoons
525 views / 1 likes  addedhttp://wordtoons.com Watch how you can turn the word dog into a great cartoon of a dog and the word UFO into a cartoon of a UFO. and find out how you can create many others like baby, fish , frog and robot into a cartoon of what the word says. See the Fac
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09:10
The LOONEY TUNES SHOW: DVD Previews Compilation [Cartoons for Children HD 1080p]
266 views / 0 likes  addedThis compilation features some of the best of the Looney Tunes Show DVD clips available from WBShop.com and YouTube Shows. The episodes' details are listed below, and please subscribe for more entertaining movies and cartoons! 0:09 The Looney Tunes Show:

01:53
How to Divide Fractions
244 views / 0 likes  addedWatch more Basic Math Skills videos: http://www.howcast.com/videos/262765HowtoDivideFractions 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

04:51
Why can't you divide by zero?  TEDEd
319 views / 0 likes  addedCheck out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/whycantyoudividebyzero In the world of math, many strange results are possible when we change the rules. But there’s one rule that most of us have
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04:28
The True Story Of 'true'  Gina Cooke
342 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/thetruestoryoftrueginacooke The older the word, the longer (and more fascinating) the story. With roots in Old English, 'true' shares etymological ancestors with words like betroth and truce...but also wit

16:49
Dimensional Analysis 3: Examples and Practice for Converting Units
113 views / 0 likes  addedCraig Beals continues his explanation of dimensional analysis with some simple practice problems. Dimensional analysis is one of the most important sciencemath topics because it is usable in every aspect of science.

02:39 Popular
Adding & Subtracting Fractions Song: LIKE and UNLIKE Denominators
718 views / 1 likes  addedEnjoy our growing library of math videos at https://www.numberock.com ◀ SAFE LINK VIDEO'S LESSON PLAN: https://www.teacherspayteachers.com/Product/AddingandSubtractingFractionswithUnlikeDenominatorsVideosActivity3340640 ◀ Safe Link NUMBEROCK DIGI

05:00
Why do airlines sell too many tickets?  Nina Klietsch
275 views / 0 likes  addedView full lesson on ed.ted.com: http://ed.ted.com/lessons/whydoairlinesselltoomanyticketsninaklietsch Have you ever sat in a doctor’s office for hours, despite having an appointment? Has a hotel turned down your reservation because it’s full? Have

03:59
Vectors and Scalars  Physics
198 views / 0 likes  addedLearn the difference between vectors and scalars in this simple tutorial. Vectors have direction while scalars do not. You will be a physics expert in no time. My name is Chris and my passion is to teach math. Learning should never be a struggle which is

01:34
Dividing / Division Of Integers
356 views / 0 likes  addedDividing / Division of Integers. In this example, I do some basic examples of dividing integers. For more free math videos, visithttp://JustMathTutoring.com

04:47
What Are The Universal Human Rights?  Benedetta Berti
500 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/whataretheuniversalhumanrightsbenedettaberti The basic idea of human rights is that each one of us, no matter who we are or where we are born, is entitled to the same basic rights and freedoms. That may s

03:02 Popular
Can you solve the never ending square root?
1,322 views / 0 likes  addedThis never ending square root can actually be solve using basic alegra. Find the exact value of this never square root. This problem is much easier than it looks. My name is Chris and my passion is to teach math. Learning should never be a struggle which

02:26
How Close Are We To Computers That Think Like Humans?
491 views / 0 likes  addedComputers can do a lot, but when will they be able to think like humans? Help support DNews by completing this onequestion survey http://bit.ly/dnewssurvey The Science of Surfboards ►►►► http://dne.ws/1MSpqJV Read More: New BrainLike Computer May Solve
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03:28 Popular
Converting a Fraction to a Decimal Song Rap by NUMBEROCK
1,407 views / 3 likes  addedFollow Davey around as he asks his best friend Steve how to convert a fraction to a decimal. The bell’s about to ring, and Steve gives him the perfect advice in the nick of time! Later on, Davey helps correct the misconceptions of his personified stuffed
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04:18
Tool Tuesday  Pliers
21 views / 0 likes  addedIntroducing Tool Tuesday!Today I cover 4 basic "pliers".Basic PliersNeedle Nose PliersChannel Locks PliersVise Grips Pliers

10:42
Cognition: How Your Mind Can Amaze and Betray You  Crash Course Psychology #15
511 views / 1 likes  addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.

04:56
How to Learn to Code
420 views / 2 likes  addedThanks to https://www.youtube.com/user/NerdyAndQuirky for the question! Shares appreciated! Twitters: https://twitter.com/cheerskevin There you go. Here’s the code that will get you past your first technical interview. By the way, don’t ever w

03:59
How to Easily Memorize the Multiplication Table I The Great Courses
576 views / 0 likes  addedMost of us, when faced with math problems like these, immediately reach for a calculator or a pen. But imagine if you could perform these and other seemingly difficult—but surprisingly easy—calculations right in your head. Seems like an imposs
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13:58
Ant On A Rubber Rope Paradox
104 views / 0 likes  addedWatch 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

08:56
Cell Size
288 views / 0 likes  addedThinking about the limiting factors of cell size. Focus on volume to surface area ratio.

02:35
7th year working at the meat restaurant..the dog is better than people LOL
168 views / 0 likes  addedIt greets customers and brings the remote control whenever they ask to "turn up the volume." Haneul has a better sense than people

02:08
Mysteries Of Vernacular: Jade  Jessica Oreck And Rachael Teel
242 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/mysteriesofveracularjadejessicaoreckandrachaelteel Now known for its beauty and green hue, the stone jade was previously thought to espouse magical properties, such as kidney treatment. Jessica Oreck and

02:02
Sesame Street: Abby And Emmy Rossum Stay Focused!
322 views / 0 likes  addedEmmy Rossum is here to tell you the word of the day. The word is... hey, check out the dancing pigs and the lobster with surprisingly good breath…and look at the chicken under Emmy's arm… Oh, sorry, I got a little distracted. Today's word is focus. Subscr

01:55
Mysteries Of Vernacular: Yankee  Jessica Oreck And Rachael Teel
271 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/mysteriesofvernacularyankeejessicaoreckandrachaelteel Is it a doodle dandy? A baseball team? The origins of the word yankee are unclear, though its usage in America as a pejorative is welldocumented. Je

20:59
Ancient Rome in 20 minutes
363 views / 1 likes  addedCaesar, 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

17:38
Ancient Greece in 18 minutes
316 views / 3 likes  addedHomer, 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

02:08
Mysteries Of Vernacular: Lady  Jessica Oreck And Rachael Teel
271 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/mysteriesofvernacularladyjessicaoreckandrachaelteel Why do we call women ladies? Well, etymologicallyspeaking, the word comes from the Old English words for hlaf (bread) and daege (maid), which, combine

05:04
The Coin Hexagon  Numberphile
152 views / 0 likes  addedFeaturing Alex Bellos. See the accompanying Dudeney Pentominoes video: https://youtu.be/wZ1E_CM7MqA More links & stuff in full description below ↓↓↓ More Alex Bellos videos: http://bit.ly/Bellos_Playlist Coin playlist: http://bit.ly/coins_videos Box of Pu

10:51
A Game You Can Always Win
116 views / 0 likes  addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMGet Vsauce's favorite science and math toys delivered right to your door: http://www.curiositybox.com The 100 game was created by the Reverend Charles Lu

08:14
2003 AIME II Problem 5
334 views / 0 likes  addedVolume of a wedge cut from a cylindrical log More free lessons at: http://www.khanacademy.org/video?v=EzE53aPGbrQ

02:41
Coordinate Plane Song ★ Ordered Pairs All 4 Quadrants ★ NUMBEROCK
492 views / 0 likes  added1. COORDINATES LESSON $̶̶̶5̶̶̶.̶0̶0 $3.00 ▶ https://www.teacherspayteachers.com/Product/COORDINATEPLANE4QuadrantsWorksheetsWordProblemsSongAnimation2750240 ◀ Safe LInk 2. Buy our Complete Lesson Package for 70% off: $̶7̶5̶ $24.95 ▶ https://www.te

02:15
How to Add Square Roots to Numerator Fractions
386 views / 0 likes  addedHow to Add Square Roots to Numerator Fractions. Part of the series: Math Problems. Adding square root numerator fractions requires you to keep the terms in the problem separate. Add square root numerator fractions with help from a mathematics educator in

06:48
Physics of toys  Simple air engines // Homemade Science with Bruce Yeany
408 views / 0 likes  addedSometimes referred to as a blowsuck engine, here is the most basic piece that is an easy build and popular with students. It can be varied according building skills and available materials. The same basic principles that drive this motor are used in toda

09:13
How the Stock Market Works
411 views / 0 likes  addedhttp://www.incomeinvesthome.com/free/ Go there now for free report on 7 Reasons to Invest for Income  Now More Than Ever. Put your money to work. This old but funny video explains basics of how companies go public and sell stock to investors. A basic pr

04:33
Can you solve Zeno's paradox?  Brain Teaser
415 views / 0 likes  addedZeno'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

21:32
Building the Pyramids of Egypt ...a detailed step by step guide.
61 views / 0 likes  addedIf you have seen the animation which gave a brief overview of the Water shaft theory, then this is the more in depth walk through of the process. It contains illustrations and photographs to clarify the stages of how the Pyramids of Egypt were built withi

05:47
The Most Horrifying Creepy Crawlies That Come Out At Night
306 views / 0 likes  addedWe sat down with the host of Brave Wilderness, Coyote Peterson, to talk about the creepiest animals that crawl around at night. Subscribe to Brave Wilderness ►►►► http://bit.ly/1Wm5m8i

02:09
What is a fractal? A lens to infinity
251 views / 0 likes  addedA 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

01:51
Crossing The River  Brain Teaser
479 views / 0 likes  addedTry to solve this fun brain teaser. Cross the river with all of the zombies and humans. The boat can only fit two at a time. Also there can never be more zombies than humans. My name is Chris and my passion is to teach math. Learning should never be a str

02:42
Simplest Form Song: Simplifying Fractions To Lowest Terms
420 views / 0 likes  added1. Simplest Form Lesson Materials: https://www.teacherspayteachers.com/Product/SIMPLESTFORMWorksheetsLessonPlanVideoWordProblemsMore2724432 ◀ Safe 2. Save 70% our Our Complete Musical Math Library: https://www.teacherspayteachers.com/Product/P

03:10
Don't Checkmate  Brain Teaser
419 views / 0 likes  addedDon't checkmate the black king. In this brain teaser you must find one move for white which will not result in immediate checkmate for the black king. I also have a bunch of other fun brain teasers as well. My name is Chris and my passion is to teach math

03:34
Coins Song For Kids  A Fun Rap For Kindergarten and Up
375 views / 1 likes  addedEnjoy our growing library of math videos at https://www.numberock.com ◀ Safe Link 1. VIDEO'S LESSON PLAN: https://www.teacherspayteachers.com/Product/CoinsandChangeMultimediaUnitCountingCoinsandMoneyuptoaDollar3386591 ◀ Safe Link 2. NUMBEROCK

13:25
19 BRAIN TEASERS THAT WILL INCREASE YOUR IQ LEVEL
411 views / 0 likes  addedThese 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

13:01
Ideal Gas Equation Example 2
240 views / 0 likes  addedPV/T is a constant. Figuring out the volume of an ideal gas at standard temperature and pressure (STP). More free lessons at: http://www.khanacademy.org/video?v=GwoX_BemwHs

04:39
Using hair to measure acceleration due to gravity
130 views / 0 likes  addedLearn more about gravity and solve fun problems at https://brilliant.org/tibees/ In this video I calculate a value for g, the acceleration due to gravity, by treating my hair as a simple pendulum. Uncertainty analysis was done following the method outline

04:58
What is the tragedy of the commons?  Nicholas Amendolare
237 views / 1 likes  addedCheck out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/whatisthetragedyofthecommonsnicholasamendolare Is it possible that overfishing, super germs, and global warming are all caused by the same thing

02:58
Wooden levers challenge, Wood balancing puzzle // Homemade Science with Bruce Yeany
367 views / 0 likes  addedIn our study of simple machines, we take a look at types of levers and situations where the torques applied to them are equal allowing objects to be balanced. Here is a simple set of blocks that can be used to challenge student's understanding and their m

14:48
28 SIMPLE STUDY TRICKS THAT WILL COMPLETELY CHANGE YOUR LIFE
181 views / 0 likes  addedFANTASTIC STUDY HACKS AND IDEAS School can be real fun, especially if you just learn a couple of our awesome ideas and life hacks. I promise, our amazing school crafts can help to make your studies even brighter and smarter. You'll learn how to cope with

02:14
Multiplying Fractions Song: Online Education Songs For Kids
546 views / 0 likes  addedWorksheets, Cloze, Quiz, and more at Teachers Pay Teachers[http://goo.gl/cfW2G8] TES[http://goo.gl/jXgRhd] Multiply fractions while digging for dinosaur bones  Multiplication songs that make learning math fun. Subscribe to our YouTube Channel  http://go

02:04
Guess The Diagonal  Brain Teaser
400 views / 0 likes  addedTry to solve this brain teaser in less than a minute. You must guess the diagonal inside of the circle. There is enough information given which allows you to find the length of the diagonal in less than a minute. My name is Chris and my passion is to teac

00:40
Sesame Street: "Elmo the Musical" Preview
394 views / 0 likes  addedElmo stars in his very own musical, using his math skills to solve problems and save the day. Kids can sing, dance, play, and imagine along with Elmo on these mathfilled adventures. You can find the Elmo the Musical DVD here: http://store.sesamestreet.or

13:53
Five Wordy Stories to Satisfy Your Inner Linguist
146 views / 0 likes  addedIn this reel, word is the word … in 32 languages, on Scrabble tiles and at the Scripps National Spelling Bee. SUBSCRIBE: https://goo.gl/vR6Acb This story is a part of our Human Condition series. Come along and let us connect you to some of the most peculi

04:46
Physics of toyswooden air engine // Homemade Science with Bruce Yeany
443 views / 0 likes  addedThe basic concept of a reciprocating engine goes back about 300 years when first developed into a crude stream engine. the same basic principles are used in today's modern engine where expanding gas is used to drive a piston and a crank is used to convert

05:18
Unknowns With Multiplication And Division
333 views / 0 likes  addedFinding unknowns. Basic algebra.

05:13
Introduction To Nouns And Verbs
245 views / 0 likes  addedBasic introduction to nouns and verbs.

01:50
Literally  MerriamWebster Ask the Editor
202 views / 0 likes  addedHow to use a word that (literally) drives some people nuts. See more videos at http://www.merriamwebster.com/video/index.htm

02:09
Further vs. Farther  MerriamWebster Ask the Editor
207 views / 0 likes  addedThey started as same word, but their meanings have drifted apart over time. See more videos at http://www.merriamwebster.com/video/index.htm

08:36
Insertion Sort in Python
329 views / 0 likes  addedBasic implementation of insertion sort algorithm
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