Goal: Understand how devices connect and communicate online
• What is the internet vs. the web?
• How data travels: IP addresses and packets
• Servers, browsers, and websites explained
• Wi-Fi vs. wired connections
• Why websites sometimes go down
Trace a web request using the ping command. Students open the command line and ping a favorite website, observing response times.
Animate a packet journey from a phone to a website server and back using colored moving shapes.
• CS Unplugged — csunplugged.org
• Khan Academy Internet Basics — khanacademy.org
• How DNS Works — howdns.works