TED Talks
TED: Your kids might live on Mars. Here's how they'll survive | Stephen Petranek
It sounds like science fiction, but journalist Stephen Petranek considers it fact: within 20 years, humans will live on Mars. In this provocative talk, Petranek makes the case that humans will become a spacefaring species and describes...
Curated Video
Proof of the Pythagorean Theorem Using Squares
In this math video we will determine the proof of the Pythagorean Theorem using squares. We will be present with an image created from three squares connected at their vertices to form a right triangle in the center. We will be presented...
Curated Video
Proof of The Pythagorean Theorem
In this video we will prove why the Pythagorean Theorem is true for a right triangle. We will visually create squares of each side to prove the theorem. Grade 8 Common Core Topics/Standards
SciShow
The Hubble was Almost a $15B Disaster
The Hubble Space Telescope has been sending home images of the universe for more than thirty years, but none of its work would have been possible without the many servicing missions that kept it up to date.
TED-Ed
TED-ED: How many ways are there to prove the Pythagorean theorem? - Betty Fei
What do Euclid, 12-year-old Einstein, and American President James Garfield have in common? They all came up with elegant proofs for the famous Pythagorean theorem, one of the most fundamental rules of geometry and the basis for...
TED-Ed
TED-Ed: The murder of ancient Alexandria's greatest scholar - Soraya Field Fiorio
Dive into the life of one of Ancient Rome’s most powerful figures, Hypatia of Alexandria, a renowned scholar and political advisor to the city's leaders. -- In the city of Alexandria in 415 CE, the bishop and the governor were in a...
Crash Course
Ancient Egypt Crash Course World History
In which John covers the long, long history of ancient Egypt, including the Old, Middle and New Kingdoms, and even a couple of intermediate periods. Learn about mummies, pharaohs, pyramids and the Nile with John Green.
Curated Video
Using the Converse of the Pythagorean Theorem
In this math video we will solve a math problem using the converse of the Pythagorean Theorem. We will understand the if the longest side of a triangle squared is equal to the sum of each square of the remaining two sides, then the...
Brian McLogan
Missing a leg use pythagorean theorem to find the missing side
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Curated Video
Decimals: Review How to Add, Subtract, Multiply & Divide
In this video lesson we will review how to add, subtract, multiply and divide decimals. We will review the rules and procedures on how to set up and solve each type of problem. We will review how to place the decimal point while setting...
Brian McLogan
Applying the pythagorean theorem to find the missing length
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Curated Video
The Pythagorean Theorem: See a Proof and Learn How to Use the Theorem
During this video lesson, students will be introduced to the Pythagorean Theorem which is read a squared plus b squared equals c squared. Students will learn key vocabulary and how to identify the legs and hypotenuse of a right triangle....
Brian McLogan
Applying pythagorean theorem to find the length of a hypotenuse
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Brian McLogan
Find the missing side of a triangle using the pythagorean theorem
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
PBS
Modern Warfare and Alien Invasions
What really crashed down to Earth in Roswell, New Mexico in 1947? Can we trust the government when they say it was just a weather balloon? Today Danielle looks at the history of alien conspiracies and what they teach us about the legacy...
Brian McLogan
Find the missing length of a triangle using pythagorean theorem
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Encyclopaedia Britannica
Britannica Explores: Irish Genealogy
Learn more about how people trace their Irish history and how Irish people have made an impact on the culture of Chicago.
Curated Video
Using Pythagorean Theorem in the Real World
In this math video we will be using the Pythagorean Theorem to solve a real world problem. We will understand that the Pythagorean Theorem applies to any right triangle. We will identify the legs and hypotenuse of a right triangle. We...
Science360
Tiny butterfly proboscis inspires big ideas - Science Nation
It's often a butterfly's wings that capture our attention, but scientists at Clemson University are intrigued with another part of the butterfly called the proboscis. It's an elongated tube-shaped, sucking mouthpart that the insect can...
All Ears English
Top 3 Thanksgiving Movies - All Ears English Podcast
Today you’ll find out the 3 best Thanksgiving Movies in English, according to Lindsay and Michelle.
Brian McLogan
Finding the height of a rhombus using pythagorean theorem
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Science360
What will food production look like in the future?
Adam Wolf, founder and CEO of Arable Labs, describes the future of food production. Arable Labs, an NSF-funded small business, has developed a crop and weather sensor that delivers real-time, precision weather information straight to the...
Curated Video
Use Pythagorean Theorem to Create an Equation
In this video, the Pythagorean Theorem is explained and applied to solve a real-world problem involving a ladder leaning against a building. The viewer is guided through the process of creating an equation using the given measurements...
Curated Video
Thaddeus Stevens: an Abolitionist Who Championed the Rights of Blacks
Born on the 4th April 1792, in Danville, Vermont, United States, Thaddeus Stevens was known to be a fearsome reformer, who never backed down from a fight. Having witnessed the oppressive slave system at close range, he developed a fierce...