The video is a lesson on the relationship between stress and strain and how it is represented graphically in a stress-strain diagram. The video explains the definitions of stress and strain and how they relate to internal and external...

Now that we understand material selection, it's time to build something. But where would we build it? This video discusses the importance of selecting the right material and the various methods of manufacturing. It explores different...

This program describes the major topographical features of Earth including mountains, plains, and plateaus. Footage from throughout North America takes students to the Rocky Mountains, the plains of Iowa, and the Colorado Plateau to...

Magnets are highly misunderstood, and often interpreted as magic. But they're not magic! It's just science. Let's learn about what magnets are and what produces magnetism so that we can sound super smart at dinner parties, yes?

This video explores five fun facts about recycling.

Maya is with Uncle Greg, listening to her friend Coen play the yidaki. Suddenly, the concert stage disappears, and so does Uncle Greg! Join Maya and Coen as they make new friends on Yolngu land. Discover how the Yolngu People used and...

We've discussed some aspects of biotechnology already, but we have yet to discuss the promising field of synthetic biology. We are now able to manipulate biological organisms in ways that have technological applications, and one of the...

This video shows how to use a few simple materials (lightbulb, batteries, and alligator clips) to create a circuit to light up a lightbulb. From there, the video shows how to use the circuit to experiment and determine if various...

Asphalt has been a useful water-proofing and construction material for thousands of years. It is a black and sticky substance commonly used to build roads and highways today. Learn about the properties and uses of asphalt.

DNA (deoxyribonucleic acid) is a molecule that is often called the blueprint of life. Located in the nucleus, the DNA is a very long molecule with a helix winding structure like a twisted ladder. The rungs of the ladder are made of four...

This video provides an overview of the element germanium. It describes the physical properties of germanium and its discovery by Clemens Winkler. The video also discusses the various uses of germanium, such as in semiconductors, optical...

This video provides an overview of the element antimony, highlighting its properties as a metalloid and its various uses in medicine, cosmetics, electronics, and other industries. It also touches on the historical significance of...

It explains how light travels through various materials.

This live-action video program is about the word Density. The program is designed to reinforce and support a student's comprehension and retention of the word Density through use of video footage, photographs, diagrams and colorful,...

Learn the basics about plasticisers and hardeners, when learning about polymers as a part of the overall organic chemistry topic.

Muscle fibers, DNA and plastics are all examples of polymers. Watch this video to learn more.

This video demonstrates how to build onto a masking tape cast of a shoe (which is shown is Part 1 of this series). After building on form, instructions for how to add on a paper mache layer are discussed.



The lesson was...

Explore engineering and potential and kinetic energy by building and testing your very own toy car.

Jeff Remington is a finalist for the Global Teacher Prize and one of ten National STEM Teacher Ambassadors from a program administered by The National Science Teachers Association (NSTA) and the National Council of Teachers of...

A pair of glasses on an art gallery floor. Art? Or prank? What about a urinal? We compare recent pranks in art museums to art that uses some of the same strategies.

In this video, the teacher discusses the important functions carried out by cells. They mention the conversion of food into energy, the exchange of materials inside and outside the cell, and the creation of new cells through...

With one stomp of his foot, Zhong Lin Wang illuminates a thousand LED bulbs--with no batteries or power cord. A professor at the Georgia Institute of Technology, Wang is using what's technically known as the triboelectric effect to...

This video explains the concept of resistance in the flow of electric charge. It also discusses how resistance is utilized in devices like light bulbs and toasters, where electricity is converted into heat and light through the use of...

This video is a lesson on cell organelles, discussing their functions and importance in maintaining the balance of life and death in cells. It covers the nucleus, endoplasmic reticulum, Golgi apparatus, lysosome, and vesicles, providing...