Computer networks — LAN, WAN, internet

What you'll learn

1. 1

   Imagine your school has 50 computers in one building, all connected by cables. That's a Local Area Network (LAN) — a network in one place.

2. 2

   What does LAN stand for?

3. 3

   Now think of the internet. It connects LANs from all over the world — London to Tokyo to New York. That's a Wide Area Network (WAN).

4. 4

   Which network covers the whole world?

5. 5

   Let's map it out: Your school LAN connects to the internet (a WAN). Your friend's school LAN does too. They can share files across the world!

6. 6

   Drag the labels to show which is LAN and which is WAN on this diagram.

7. 7

   The internet is an example of a…