How Lightening Works

Kilobots, made from only $15 worth of parts, work together to achieve a group goal. The video explains how with a few simple lines of programming, these tiny robots tackle tasks in much the same way animals or cells have for centuries....

Our atmosphere keeps us from the extreme temperatures experienced on the moon. The video explains that our atmosphere actually leaks. It describes exactly which molecules escape and the multiple factors that contribute.

Add some spark to your physical science instruction with this short video on static electricity. Taking a look at the fundamental structure of atoms, this fun film explains how rubbing objects together can cause electrons to move...

To take one step, the body uses about 200 muscles. In the video, learners see the difference between the three types of muscles found in the human body—skeletal/striated, smooth, and cardiac. The instructor then explains, in detail, how...

Ever find yourself looking at a clear blue sky and notice something that seems to be floating across your eye? Well, you're not alone. Watch this short video to find out exactly what causes this and other common visual phenomenon.

Bond some basic chemistry knowledge to the brains of your students with this short instructional video. After first identifying metals and non-metals on the period table, the presenter continues on to explain the types of materials...

What's good for all of us is good for each of us. The Tragedy of the Commons refers to a situation in which one person's decision to act in his or her own best interest negatively affects the rest of the population—and ultimately, him or...

One human's entire DNA sequence would take up three gigabytes of storage space. Pupils explore the experiment performed by Meselson-Stahl, which proved DNA copied itself through a semi-conservative process. The instructor explains their...

In this electricity instructional activity, students review electric charges and what types of materials can conduct electricity. This instructional activity has 7 fill in the blank, 5 true or false, 3 multiple choice, and 5 short answer...

What if buildings could grow, adapt, and repair themselves like a living organism? Using the process of self-assembly, this crazy idea may one day become a reality. The video looks at how unordered parts interact with one another and...