Mathematician Marcus du Sautoy combines visual demonstrations with his unique gift for explanation to explains how maths can help us choose the best cat food, and pick our lottery numbers . Marcus explains how advertisers attempt to...

ROSWELL, GEORGIA - OCTOBER 2: INGENIOUS car customiser Mark Ray has indulged his latest flight of fancy by building a brand new plane car. Mark is known for turning heads in his home town of Roswell, Georgia with his unusual car designs,...

So you have a big US History test and you are having trouble sleeping. And you thought, could there possibly be a video that would help someone sleep and help them pass their exam. Well, you found it. Based on Mr. Hughes' epic self...

You're Thinking About Tomatoes - Chapter 13

Kids' Poems and Stories With Michael R

osen.

A sequel to the very popular ‘You're Thinking Abo

ut Doughnuts’.

Frank is back among the ruins of the past again, this...

In this video, the teacher explains how to estimate the measure of angles using visual clues and benchmark angles. They give examples of estimating the angle of a plane's takeoff, the opening angle of a door, and the angle formed by bike...

Each key has five closely related keys to which we can modulate. This music composition lesson explains how to find those neighbouring keys and the purpose and use of pivot chords, before showing all the options for using pivot chords in...

How is quantum randomness anymore mysterious than the randomness of a coin flip? Youll see. The homework questions and extra readings are below: The questions: 1. What if there are three slits and you only have a detector at one. What...

Researchers believe that the town was founded in the 7th or 6th century BC by the Osci or Oscans. It came under the domination of Rome in the 4th century BC, and was conquered and became a Roman colony in 80 BC after it joined an...

In January, 2014, thousands of gallons of chemicals, including crude 4-methylcyclohexanemethanol, or MCHM, spilled into West Virginia's Elk River, near Charleston. The spill ultimately contaminated the local water supply...

In this video, the speaker discusses the importance of positive emotions in leadership and how they can be used to address conflict and improve team morale. They highlight the concept of the undoing hypothesis, where positive emotions...

In this video lesson, the teacher explains the concept of idioms and how to understand their meanings using context clues. The focus idiom is "to get one's foot in the door," and the teacher guides students through the process of...

This art project will help you (or your students) review foreground, middle ground, and background in a fun and creative way! Create a mixed media keyhole collage to represent a world you would love to explore!

This music composition lesson takes an opening bar and demonstrates how to modulate into three different closely related keys. The opening bar is used as a departure point for modulations to the dominant, the subdominant and the relative...

Chapter 3 | STORY | You're Thinking About Doughnuts

When Frank's mom has to work late one Friday cleaning the local museum, he finds himself spending a lonely night roaming the dark halls - until a chatty skeleton appears and takes...

In January 2014, thousands of gallons of chemicals, including crude 4-methylcyclohexanemethanol, or MCHM, spilled into West Virginia's Elk River, near Charleston. The spill ultimately contaminated the local water supply and approximately...

Learn how to easily modulate from one key to another using a pivot chord. Some people can write a piece of music but experience difficulty when it comes to modulation i.e. moving from one key to another. This music composition lesson...

A quick look at the battle between Apple and the Federal Government, discussing the Judiciary Act of 1789, the All Writs Act and the balance between privacy and security. Be sure to leave your own opinion in the comments!

Mycenae, built between two hills, Profitis llias and Sara, dominates the Plain of Argos. According to myth, Mycenae was founded by Perseus, son of Zeus and Danae. In order to build the citadel, Perseus employed the Cyclopes, mythical...

Fiction writing begins with a story idea. In this audio story, the idea comes from a young Arab-American girl who is a fan of mysteries. She works with an adult Arab-American writer to develop her original story idea into the first draft...

Nancy Carlsson-Paige is Professor Emerita at Lesley University where she taught teachers for more than 30 years and was a founder of the University's Center for Peaceable Schools. Nancy has written and spoken extensively about the impact...

The history and origins of Halloween

How the kids helped a mirating bird family build a nest

Learn how to easily modulate using something known as a pivot chord. Do you struggle to modulate from one key to another? Then this is for you. Lots of people can write or improvise music but get stuck in one key. Changing key, or...

Farm Logix is a “farm to commercial kitchen technology platform” that serves to connect farmers to institutional kitchens. Linda Mallers, CEO and President of Farm Logix, discusses how her business came to service the Chicago Public...