NetSmartz.org is a free online resource created by Boys & Girls Clubs of America and National Center for Missing and Exploited Children in order to teach about issues regarding online safety, privacy, cyberbullying, and technology ethics and etiquette. There are plenty of engaging interactive multimedia tools and activities, for parents, teachers, kids, teens, and law enforcement... and some resources in Spanish.
This is the U.S. Department of Education's 2004 National Education Technology Plan. It is based on input from thousands of students, educators, administrators, technology experts and education organizations. It also builds on the previous reports issued in 1996 and 2000
This is a subscription-based service, but it is well worth the money if you have the time and need access to a wide array of training videos for using pretty much any software tool you can think of
ipl2 is the result of a merger of the Internet Public Library (IPL) and the Librarians' Internet Index (LII)
It contains trustworthy links to online reference materials for a variety of ages and subjects... great place to send your kids to look for information! (Usually better than using Google or Wikipedia)