Try the MOST POPULAR English tongue twisters. WARNING: some of them are hard. Tongue twisters are great for improving your diction and clarity, therefore they will help you to improve your English speaking.

Learn how to correctly pronounce the top 250 (essential) English words. These are the 250 most common words in the English language. I will give you the correct pronunciation of all of these words during this session. A good trick is...

Multiply decimals to hundredths by placing the decimal point with estimation and counting digits.

Noah Petro is a NASA planetary geologist who studies the surface of airless bodies in space, primarily focusing on the moon. In this video profile, Noah talks about how he was inspired to become a NASA researcher and what excites him...

Wheels eased the job of carrying heavy loads across distances, but before the invention of the wheel, the man himself used to carry those heavy loads. Later, he began taming animals, like oxen, horses, donkeys, and camels, and used them...

Join Greg and I as we go on a canoe safari in search of Beavers! Beavers were considered extinct in the UK for hundreds of years and it's only recently that they've been re-introduced! Population numbers are still so low, so seeing them...

Urbanisation is happening faster than at any time in history. High-rise buildings offer a solution to overcrowded cities, but materials like concrete and steel have limitations—could timber be the answer?

World Champion barbecue cook, Terry Black, demonstrates his technique for preparing a stuffed pork chop for the barbecue. From the DVD, BBQ Secrets: The Master Guide to Extraordinary Barbecue Cookin'.

A few years ago, I produced a couple of feature length DVDs on the subject of championship barbecue. This is a clip from the second DVD, Barbecue Secrets: The Master Guide to Extraordinary Barbecue Cookin', that goes into considerable...

London Bridge Is Falling Down is a popular nursery rhyme that will have you singing along and tapping your feet to the catchy music. This song, a favourite of babies, toddlers and preschoolers, makes learning a lot of fun.

Naomi Montacre of Naomi's Organic Farm Supply shares her knowledge about raising chickens in your own backyard. In this episode, Montacre talks about food and water equipment needs. This is part 2 of our series on raising backyard chickens.

Time is something that every person on the planet thinks about every day. It is talked about like a commodity: “spend time” or “waste time” are phrases that are often used. But, what is time? Scientists have grappled with this subject...

We look at the ways the Mahler hammer is played, and how it fits in to the rest of Gustav Mahler's sixth symphony.

The violin is an ancient and versatile instrument, is known for producing both eerie and romantic sounds. It is the highest pitched instrument in its family of stringed instruments. With its four strings and use of a bow or fingers, it...

Everyday we use natural resources. This series of programs introduces students to the importance of natural resources in our lives. Renewable and nonrenewable resources are differentiated with examples illustrating each. The positive and...

Pushcart prize winning poet, translator and professor Ravi Shankar has published, edited or has forthcoming over 15 books, including the Muse India award-winning translations of 9th century Tamil poet/saint, Andal, 'The Autobiography of...

In this video, the teacher explains how to use the properties of parallelograms and triangles to solve real-world problems. They demonstrate this by using the example of constructing a wooden gate, where they determine the lengths of...

Rila Monastery is one of the symbols of Bulgaria and is also a popular tourist destination. The monastery lies in the recesses of Rila Mountain, between Rilska and Drushlyavitsa Rivers, at 1147 m above mean sea level. It is located about...

What happens to buried garbage? How does garbage change? What problems does garbage cause? By taking a trip to a recycling center, landfill and town dump kids will come to understand what happens to trash and garbage after they throw it...

This video is answering the question of what is an igloo.

Love is in the air! Athens is abuzz with preparations for Theseus’ marriage to Hippolyta. Meanwhile, the younger Athenians are negotiating a tricky love triangle: Lysander and Hermia are in love, but Hermia’s father wants her to marry...

It explains the commercial applications of methanol and ethanol.

The video provides an in-depth look at the unique characteristics and behaviors of beavers, including their distinct appearance, semi-aquatic lifestyle, and their ability to shape their environment through dam-building. It also explores...

This video begins with real world examples of heat transfer involving energy changes from chemical potential energy. The program shows exothermic reactions which occur such as a gasoline engine, wood on a campfire and athletes running....