Curated OER
Calculus: Derivatives 1 (new HD version)
Sal defines the term derivative by taking the listener on a well-organized tour of slope. First, he reviews the concept of slope of a line from algebra, then extends this idea to look at the slope of the curve by first examining a secant...
Curated OER
Calculus: Derivative of x^(x^x)
Sal starts with an example of finding dy/dx of y = x2 and builds to showing the solution to the more complicated implicit differentiation problem of finding the derivative of y in terms of x of y = x ^ x ^ x .
Curated OER
Binomial Theorem (Part 2)
Sal shows two ways to quickly calculate the coefficients of a binomial expansion. With the first method, he shows the relationship between PascalÕs triangle and the coefficients, and in the second method, he shows an even faster way for...
Curated OER
Binomial Theorem (Part 1)
In this video, the Binomial Theorem is defined and used to expand (a + b) 4.
Curated OER
Area of Diagonal Generated Triangles of Rectangle are Equal
Finding the area of each of the triangles that are created by drawing two diagonal lines through a rectangle is explored in this lecture. It provides a detailed explanation of how to use a formula to solve the given problem. Tip: Use...
Curated OER
Another Percent Word Problem
Guavas are on sale in this video. Here two examples are shown to calculate a discounted rate.
Curated OER
Angles of Parallel Lines 2
Providing an exploration of parallel lines, this resource requires students to not only practice calculations, but also to analyze angles. By asking viewers to decide whether two lines are parallel based upon the information given, this...
Curated OER
Angles Formed Between Transversals and Parallel Lines
While exploring the concept of transversals, Sal discusses corresponding angles, congruent angles, and opposite/vertical angles. He provides a thorough summation of these mathematical concepts. It is the first installment in a series...
Curated OER
Vi and Sal Talk About the Mysteries of Benford's Law
Challenge your students to come up with their own explanation of why this interesting mathematical law works! Sal, accompanied by Vi Hart, demonstrates BenfordÕs Law. They challenge the listeners to see if they can give an intuitive...
Curated OER
Newton Leibniz and Usain Bolt
What do Usain Bolt and calculus have in common? Using Usain Bolt as an example of distance traveled over a period of time, Sal shows why you need differential calculus to answer the question of how fast something is traveling at a...
Curated OER
Introduction to I and Imaginary numbers
Students are always fascinated by imaginary numbers. In this video, Sal defines the imaginary unit, i, and shows when raising i to an exponent it has a cyclic nature.
Curated OER
More Involved Radical Equations
Sal is not kidding when he calls this radical expression "hairy" and "more involved." Though viewers might be daunted by the amount of work necessary in solving the problem, Sal is confident and collected throughout the video. It's...
TED-Ed
How to Sequence the Human Genome
Every human is unique, from our thoughts and actions to our DNA. Scientists spent billions of dollars and over a decade to map the human genome, the sequence of DNA within one human being. Since the project was completed ten years ago,...
TED-Ed
Vampires: Folklore, Fantasy and Fact
Who would've thought that a video on vampire imagery could also be such a fantastic resource on cultural folklore, European history, and human anatomy? This video illustrates how the vampire image has evolved throughout history across...
TED-Ed
The Deadly Irony of Gunpowder
Gunpowder has played a key role in shaping civilization as we know it today. Trace its evolution from its beginnings in the mid-ninth century when early Chinese alchemists worked to create a potion for immortality, through its use in...
TED-Ed
What's Wrong with Our Food System
11-year-old Birke Baehr describes what he calls "the dark side of the industrialized food system". Explaining everything from genetically engineered seeds and organisms to Confined Animal Feeding Operations (CAFOs), Baehr encourages his...
TED-Ed
Our Loss of Wisdom
"A wise person knows when and how to: make the exception to every rule, improvise, and use these moral skills in pursuit of the right aims. A wise person is made and not born." Impress upon your learners the importance of leading lives...
TED-Ed
Your Body Language Shapes Who You Are
Can changing your postures significantly alter the evolution of your life? Give your learners a valuable tool to face their next stressful evaluative situation, whether it be the lunchroom table or an important job interview. Social...
TED-Ed
Pros and Cons of Public Opinion Polls
How accurately do public opinion polls reflect the views of their participants? We often take for granted the results of such polls, but this resource will encourage your class to look at results with greater discretion. Instruction...
TED-Ed
Rethinking Thinking
As humans, we are constantly making inferences and developing beliefs about the world around us. Using the image of a ladder embedded in our subconscious, take a detailed look into how, rung by rung, we process our interactions with...
Curated OER
What Makes a Hero?
Viewers will love this engaging video, which is an adventure of its own! The narrator begins by relating the hero's journey to modern books, and then introduces Joseph Campbell and his thoughts about the process. As the narrator details...
TED-Ed
Kabuki: The People's Dramatic Art
Discover the kabuki form of Japanese classical theater performance and its reflection of the historical evolution of Japanese government and culture. As the first dramatic performance form catering to the common people, kabuki is shaped...
TED-Ed
Why do Americans and Canadians Celebrate Labor Day?
A day off from work to celebrate...labor? Find out why on the first Monday of every September, Americans and Canadians celebrate Labor Day. Viewers will learn about the unique history of the first Labor Day, in which workers not only...
TED-Ed
Equality, Sports, and Title IX
Since the passage of Title IX in 1972, how have schools gone about ensuring that girls receive equal treatment in the realm of sports? This is a descriptive and engaging resource that clearly explains the variety of tests used to protect...