Curated Video
HARD Logic Puzzle - The Seemingly Impossible Counterfeit Coin Problem
An evil warden holds you prisoner, but offers you a chance to earn your freedom. You are given 101 coins, of which 51 are genuine and 50 are counterfeit. Each genuine coin is identical. And each counterfeit coin is identical to a genuine...
Curated Video
The 50 Cent Riddle That Stumped Australian Students
A 50 cent coin has 12 equal sides. If you place two coins next to each other on a table (see video for diagram), what is the angle formed between the two coins? This was asked to 12th grade (age 17 and 18) students in Australia. Many...
Curated Video
Spin Until You Lose - Probability Riddle
You spin a wheel and it randomly lands on $1, $2, or END. If you land on $1 or $2, you bank the money and spin the wheel again. You keep spinning until you land on END, at which point you cash out the money you banked. How much do you...
Curated Video
SHOCKING DISCOVERY - A Dollar Equals A Cent ($1 = 1¢)
You're going to tell me 1 dollar equals 100 cents. But mathematically, 1 dollar is really equal to 1 cent. Don't believe me? Watch the video for a proof that will blow your mind. In 2006, several Verizon support representatives actually...
Curated Video
Dark Knight Game Theory: The Robbery Scene And The Pirate Game
The opening scene of The Dark Knight is fairly similar to a mathematical problem known as the "pirate game." There are 3 pirates that want to divide up 100 coins, how will they do it? I've explained the problem and solution in more...
Curated Video
Dark Knight Game Theory (Part 2): Joker Mob Negotiation
The Joker asks the mob for half the money. Why is this a reasonable amount? I've explained the scene in more detail here:...
Curated Video
Operation Rocket - Smarter Every Day 39
What is your plan to help educate the future generation appreciate Science, Technology, Engineering and Math? -Post this to Facebook by clicking here: http://on.fb.me/OperationRocket Watch the girls on the far right at 2:10. They had no...
Curated Video
Slow Motion Flipping Cat Physics | Smarter Every Day 58
High Speed video. Cats. Physics. Weightlessness. Of all my videos, if you don't share this one, you probably never will. Please consider sharing by clicking here: http://bit.ly/FLIPPIN_CATS GiGi was not hurt during the making of this...
Kids Academy
Worksheets: Preschool & Kindergarten Learning - Virtual Learning & Real-Life Practice
Our new app Worksheets: Preschool & Kindergarten Learning already available on the App Store: https://smart.link/59833db06a6b8 and Google Play: https://smart.link/597210af6eb83 Subscribe to our channel: https://goo.gl/iG2Bdr Trace and...
Curated Video
Pulling 7 G's in an F-16 & GOING SUPERSONIC with U.S. Air Force Thunderbirds! -Smarter Every Day 235
How to Join the United States Air Force: https://www.airforce.com/apply-now How to Support Smarter Every Day on Patreon: https://www.patreon.com/smartereveryday Click here if you're interested in subscribing: http://bit.ly/Subscribe2SED...
Jam Campus
THE ATOMS SONG (KARAOKE VERSION)
Test your knowledge of atoms and the atomic structure with this educational karaoke song! **This song is fully instrumental. If you haven't heard the original Atoms Song, check it out here first: https://youtu.be/KdzuoIOQF_M ✌SUBSCRIBE...
Curated Video
Interpreting Rate of Change: Calculating Slope
In this lesson, students learn how to interpret the rate of change of a line of best fit by calculating the slope. They review the concept of slope as the ratio of change in Y to change in X, also known as rise over run. The lesson...
Curated Video
Division Fact Fluency (St. Patrick's Day)
Join Mrs. Taylor as she searches for a pot of gold. Students will review the division facts 2, 5, and 10. Students review related facts for 18, 3, and 6.
ABCmouse
Count to Ten
Reinforce counting skills with a captivating music video that follows a young boy and his dog as they explore the outdoors, all the while a choir of children count to 10 to the tune of This Old Man.
TED-Ed
Can You Solve the Counterfeit Coin Riddle?
Math enthusiasts and riddle gurus are sure to love a mind-bending puzzle involving a king, a scale, and a counterfeit coin. Middle and high schoolers work through a video that describes a mathematician's challenge to find a false coin in...
Numberphile
How Random is a Coin Toss?
It turns out that coin tosses might not be random after all. A math professor explains the results of his work in a video from the Numberphile Coins series. Flipping a coin results in the original state (heads or tails) 51 percent of the...
Numberphile
14 Super Bowl Coin Tosses
What's the "wait time" to get 14 coin toss wins in a row? Answer: 32,766 tosses. An informative video in the Numberphile Coins series looks at a 14-year stretch in coin toss wins by NFC teams at the Super Bowl. It takes viewers through...
Numberphile
Penney's Game
Stack the odds in your favor. Scholars watch a video in the Numberphile Coins series that introduces a game where contestants pick a sequence of three coin flips (such as HHT) and keep flipping a coin until that sequence appears. The...
Numberphile
Should You Catch a Tossed Coin?
When flipping coins, is it fairer to catch the coin or let it fall to the floor? A short video in the Numberphile Coins playlist first explains that many coins have bias when spinning them on a surface. It follows that letting coins fall...
Numberphile
Consecutive Coin Flips
In a consecutive coin flip game, some outcomes far exceed others. Viewers watch a video in the Numberphile Coins series that shows that a heads-tail sequence is more likely than a heads-heads sequence. This occurs even though the...
Curated OER
Going Back to the Till: Series B
Help young economists understand the concept of a company's increasing value despite a lack of profit. They explore Sal's case study startup company, which needs to raise more money after going through the original angel investment. For...
TED-Ed
The Coin Flip Conundrum
Mathematical paradoxes always intrigue learners. An engaging lesson explores the probability of flipping a heads/heads or tails/heads combination. A video introduces the paradox and explains the mathematics.
MinutePhysics
Every Force in Nature (Theory of Everything, Part III)
Can you explain the standard model without doing the math? You bet! The short video uses sheep and currency exchange to express the fundamentals of the equation that explains everything. The narrator then relates the analogy to the...
Curated OER
Bonds Vs. Stocks
What's the difference between stocks and bonds? Sal illustrates this concept through explaining the two ways a company can raise capital: debt or equity. Drawing out a balance sheet, he categorizes stocks as equity and bonds as debt,...