Computer Games

I've just come across this so I haven't tried them out yet.

Cisco have a whole slew of computer games both flash and downloads that actually teach people about the internet, networks, routers, and network security. Obviously there is Cisco branding but these games look like a lot of fun and mare more arcade style than a simple flashcard memory game.

Cisco games arcade

So if you are teaching higher level networking or you want a fun way to teach primary school students about the internet - Peter Packet is a good one. This would be a fun engaging way to get students into the subject without all the dry explanations and topology diagrams.