TED-Ed lesson tackles the topic of how the Web works. In What is the World Wide Web? students can learn about the origins of the Web, its evolution, and how we can contribute to the Web. The lesson includes eight review questions for students to try after watching the video. The video is embedded below.
Another good explanation of how the Web works is found in the Common Craft library of videos. Through the World Wide Web Explained by Common Craft students can learn about how computers are connected and the role of a web browser in displaying the information we see on our monitors. That video is embedded below.