A day does not go by without using simple machines. This program explores the six major types of simple machines with practical, colorful examples of each. Vivid video footage illustrates how each of the following simple machines works...

In this video, we learn about electric circuits and their components.<b<br/>r/>

This video is part of the 8-part series, Electrical Circuits.

In this video, the teacher explains the concept of an electric circuit using a simple light bulb example. The video also highlights the importance of wires and a switch in controlling the flow of electricity.



This video is...