Communication Coach Alex Lyon
How to Open a Presentation with a Question (Part 4 of 5)
Learn how to open a presentation or speech with a question (4 of 5). The ability to ask questions in a presentation takes some practice. But, it is an excellent way to draw your listeners in. First, keep it simple. Ask easy questions....
Brian McLogan
Master Evaluating Simple Logarithmic Expressions
Welcome, ladies and gentlemen. So what I'd like to do is show you how to evaluate a logarithm without a calculator. Now, what I'm going to do for this video is do some logarithms that are pretty simple. And I think as long as you...
Programming Electronics Academy
Super Small Arduino Uno: An Introduction to TinyDuino (TinyCircuits)
If you took a shrink ray and pointed it at an Arduino Uno - TinyDuino is what you get. TinyDuino is a derivative of Arduino. It is NOT made by Arduino, it is actually made by TinyCircuits, a company from Akron, Ohio. In fact, the boards...
Programming Electronics Academy
ESP32 super simple setup with Arduino IDE
You've probably heard of the ESP32. It is a Wi-Fi and Bluetooth enabled micro controller that's really pretty cool. They're super affordable. Everybody seems to be using them. They've been around for a while. Great community built up...
Communication Coach Alex Lyon
How to Disagree Respectfully
To master the art of conversation, we have to learn how to disagree respectfully and this video teaches three steps and lets you practice. After hearing statements you will probably disagree with. With these tips, you can master the art...
Programming Electronics Academy
Tutorial 05: Understanding Variables: Arduino Course for Absolute Beginners (ReM)
Lets have a discussion about a powerful and semi-confusing programming topic - variables. A variable is like a bucket. You choose what types of stuff you want in the bucket and can change the contents as often as you like. When you...
statisticsfun
How to Add Probabilites and Multiply Probabilities Using Marbles
Do you want a red marble and a green marble, or do you want a red marble or a green marble? Calculating the probability in these two situations is very different. Use the fifth video in a series of six to explain the difference in the...
statisticsfun
How to Calculate Probability With and Without Replacement Using Marbles
Math can give you an advantage in many games, you just have to know where to find it! Learn how to calculate probability to decide on a strategy to better your chance of winning. The video examines the difference between compound...
statisticsfun
How to Calculate Probablity, Addition, and Complements
Conditional probability problems love dice. Wanna bet on the answers? The last video in a series of six thoroughly explains the possible outcomes when rolling dice. Additionally, it describes the process of calculating the probability of...
Crash Course
Statistics in the Courts: Crash Course Statistics #40
Innocence hangs by a probability. An intriguing video discusses how statistics affect daily life, specifically in the courts. Looking at three court cases spanning several hundreds of years, the resource recounts how errors in statistics...
Curated OER
Expected Value: E(X)
The gap between probability and statistics begins to become bridged in this video, where Sal explains the concepts of central and relative frequencies. Students who are transitioning between algebra and statistics will find this video...
MinutePhysics
Can We Predict Everything?
To be or not to be — is the question really that simple? According to the classic quantum mechanical model ... well, maybe! Explore the nature of event prediction and probability in a short, animated video. Young physicists learn how...
Khan Academy
SAT Prep: Test 1 Section 6 Part 4
Number 11 in the practice section of The Official SAT Study Guide begins with finding the perimeter of a given triangle. Once students solve this multiple-choice question, they can find ways to solve the additional problems on the page,...
Khan Academy
SAT Prep: Test 4 Section 8 Part 2
Young mathematicians will appreciate Sal's careful - yet efficient - methods for solving these typical SAT problems. He takes care to explain problems 8-12, but gets cut off in the middle of problem 12 (to be continues in the next video).
Crash Course
The Binomial Distribution: Crash Course Statistics #15
And here I was thinking binomials were about algebra. The 15th installment of the Crash Course Statistics series focuses on the binomial distribution. It starts off with an example calculating the probability of getting shocked while...
Crash Course
Mathematical Thinking: Crash Course Statistics #2
What is the probability that someone will draw the same lottery numbers two times in a row? Very small, but it can—and has—happened! Statisticians often work with very large or small numbers. The second lesson in a statistics playlist...
Curated OER
Addition And Subtraction of Polynomials
Though it "sounds like a really fancy word," polynomials prove to be no match for Sal's mathematical skills. After defining the term and providing a few examples, Sal works through a few equations that add or subtract polynomials,...
Numberphile
Pi and Buffon's Matches
There's no match for a helpful lesson about pi. Viewers of a video in the Numberphile "Pi" series watch as the narrator tries out the Buffon needle experiment with matches. The video explains how pi relates to the probability...
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...
Be Smart
Asteroids, Meteors, Comets… and the End of the World?
Dinosaurs owe their destiny to an asteroid. What are the chances humans will meet the same fate? A fascinating video lesson considers the probability of an asteroid colliding with the earth while taking into account variations in...
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...
Curated OER
How Do You Find the Mean of a Data Set?
There are eight decimals numbers in this data set. Find the mean. So add all the terms together and then divide that total number by the number of terms in the data set. That's how you find the mean or average of a data set.
Khan Academy
SAT Prep: Test 1 Section 3 Part 6
Admitting that the SAT "can be tiring" (and knowing that comment probably inspired an eye-roll from your students), Sal continues his lecture series with problems 15-16. These problems focus on graphing patterns and volume, both of which...
Curated OER
Bacteria
There is an important distinction between the bacteria that most students recognize as having a negative impact, and those that live in a symbiotic relationship with us. Sal looks at the mechanisms by which bacteria accumulate variation...