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TED Talks
TED: How cryptocurrency can help startups get investment capital | Ashwini Anburajan
We're living in a golden era of innovation, says entrepreneur Ashwini Anburajan -- but venture capital hasn't evolved to keep up, and startups aren't getting the funding they need to grow. In this quick talk, she shares the story of how...
TED Talks
Elizabeth Nyamayaro: An invitation to men who want a better world for women
Around the world, women still struggle for equality in basic matters like access to education, equal pay and the right to vote. But how to enlist everyone, men and women, as allies for change? Meet Elizabeth Nyamayaro, head of UN Women's...
TED Talks
TED: The debut of the British Paraorchestra | Charles Hazlewood + British Paraorchestra
There are millions of prodigiously gifted musicians of disability around the world, and Charles Hazlewood is determined to give them a platform. Watch the debut performance of the British Paraorchestra.
Amoeba Sisters
What is ATP?
Table of Contents: 00:00 Intro 0:40 Some Examples of ATP Uses in Cell Processes 1:14 What is ATP? 1:52 How do we get ATP? 3:05 How does ATP work? Note: We received an excellent comment in an older video (about cellular respiration) that...
TED Talks
Dave Troy: Social maps that reveal a city's intersections — and separations
Every city has its neighborhoods, cliques and clubs, the hidden lines that join and divide people in the same town. What can we learn about cities by looking at what people share online? Starting with his own home town of Baltimore, Dave...
Amoeba Sisters
Monohybrids and the Punnett Square Guinea Pigs
Learn how to use a Punnett square to solve a Mendelian monohybrid cross with one of the Amoeba Sister's favorite classroom pets: hairless guinea pigs.
Crash Course
Gerrymandering: Crash Course Government and Politics
Today Craig is going to talk about a topic that makes voters and politicians alike ANGRY! We're going to talk about Gerrymandering - that is the process in which voting districts are redrawn in a way to favor one party during elections....
Be Smart
Nobel Prizes: Past, Present... and Future?
The controversial history, present and future of the Nobel Prizes.
TED-Ed
TED-Ed: The race to decode a mysterious language | Susan Lupack
In the early 1900s, archaeologist Sir Arthur Evans uncovered nearly 3,000 tablets inscribed with strange symbols. He thought the script, dubbed Linear B, represented the Minoan language, while others came up with their own theories. Was...
TED-Ed
TED-Ed: How do our brains process speech? | Gareth Gaskell
The average 20-year-old knows between 27,000 and 52,000 different words. Spoken out loud, most of these words last less than a second. With every word, the brain has a quick decision to make: which of those thousands of options matches...
TED-Ed
TED-Ed: What can DNA tests really tell us about our ancestry?
Two sisters take the same DNA test. The results show that one sister is 10% French, the other 0%. Both sisters share the same two parents, and therefore the same set of ancestors. So how can one be 10% more French than the other? Tests...
Crash Course
Statics: Crash Course Physics
The Physics we're talking about today has saved your life! Whenever you walk across a bridge or lean on a building, Statics are at work. Statics is the study of objects when they're NOT accelerating. In this episode of Crash Course...
Crash Course
Reaching Breaking Point: Materials, Stresses, & Toughness: Crash Course Engineering #18
Today we’re going to start thinking about materials that are used in engineering. We’ll look at mechanical properties of materials, stress-strain diagrams, elasticity and toughness, and describe other material properties like hardness,...
Bozeman Science
Continuity Equation
In this video Paul Andersen explains how the continuity equation is an application of conservation of matter in a fluid. The continuity equation may apply to either mass or volumetric flow. Example problem and examples are included.
TED-Ed
TED-ED: How transistors work - Gokul J. Krishnan
Modern computers are revolutionizing our lives, performing tasks unimaginable only decades ago. This was made possible by a long series of innovations, but there's one foundational invention that almost everything else relies upon: the...
Crash Course
Calorimetry: Crash Course Chemistry
Today's episode dives into the HOW of enthalpy. How we calculate it, and how we determine it experimentally...even if our determinations here at Crash Course Chemistry are somewhat shoddy.
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Curated Video
Solve for x Using Algebra Tiles | 7.EE.B.3
In this shorts video we will be solving for x using algebra tiles. We will solve a multistep algebraic equation. You will be introduced to algebra tiles where a "long" green tile represents x and the small square tiles represent...
Curated Video
How to Interpret, Use & Write an Equation | 6.EE.C.9
In this math video we will learn how to interpret, use and write an equation. We will review how an equation represents a real world relationship where y represents miles and x represents hours. We will also review that the coefficient...
Curated Video
Brazil Demographics
Brazil is the most populous country in South America and second only to the United States in the Western Hemisphere. About 32 percent of the country’s population lives in the thirteen largest metropolitan regions. The largest of Brazil’s...
Curated Video
WWE star Drew McIntyre previews 'dream come true match' with Roman Reigns in Cardiff
WWE star Drew McIntyre previews 'dream come true match' with Roman Reigns in Cardiff
Curated Video
Ordering numbers 11- 20 practically
Pupil outcome: You can compare and order numbers 11-20 practically. Key learning points: - Understand numbers to 20 in the ordinal context, as part of a number track or line. - Use the language of first second and third to order numbers...
Curated Video
Represent counting in fours as the 4 times table
Pupil outcome: I can represent counting in fours as the 4 times table. Key learning points: - Counting in twos can help you to count in fours. - Counting in fours is the pattern of the 4 times table. - Counting in fours can be...
Curated Video
Represent and solve problems with two unknowns efficiently
Pupil outcome: I can represent problems with two unknowns and solve using an efficient strategy. Key learning points: - The model can represent a scaling structure with one part being __ times the size of the other. - The model can...
Curated Video
Complex Plane and Modulus
How do you plot points in the complex plane? How do you find modulus of a complex number? This video answers these questions by graphing points on the complex plane, defining modulus (absolute value), and calculating modulus.