There are a number of online games that are fun and teach media literacy - online safety, false advertising and cyberbulling.
Games for older students:
Media Awarness Network Games
http://www.media-awareness.ca/english/games/index.cfm
On Guard Online
http://onguardonline.gov/media
A collection of games for students of all ages.
Google's Cybersafety Games
http://sites.google.com/site/cybersafetygames/
From the Open Directory Project
http://www.dmoz.org/Kids_and_Teens/Computers/Internet/Safety/
Online Safety for Younger Students
Bad Guy Patrol
http://www.badguypatrol.ca/
Benson Village School also has a publication from On Guard Online titled
Net Cetera: Chatting with Kids About Being Online which 7th and 8th grade students have been reading.
