Internet Rules of the Road
http://www.usdoj.gov/kidspage/do-dont.htm
The Department of Justice gives lists of dos and don'ts for students who use the Internet. Dos include doing homework, visiting museums, publishing your writing, or communicating with ePenPals. Don'ts include not answering messages that make you uncomfortable, not revealing personal information, or not breaking into other computers.

How Microprocessors Work
http://www97.intel.com/scripts-tji/learner/lesson.asp?unitSel=4
Microprocessors are essential to many of the products we use every day such as TVs, cars, radios, home appliances and of course, computers. They are the brains of every computer. Explore how microprocessors work in this interactive learning experience. You can also learn how transistors (the main components of microprocessors) work and also how chips are made at this site from Intel.

Technology at Home
http://www.pbs.org/wgbh/aso/tryit/tech/
Go back through the century to find out when everyday items first appeared in homes.