Thinking Critically about WWW Resources
http://www.library.ucla.edu/libraries/college/help/critical/index.htm

The World Wide Web has a lot to offer, but not all sources are equally valuable or reliable. Here are some points to consider. For additional points regarding Web sites for subject disciplines, see Thinking Critically about Discipline-Based World Wide Web Resources.

How to Tell if You are Looking at a Great Web Site
http://www.ala.org/parentspage/greatsites/criteria.html

The Web is a lot like a flea market: there’s a vast selection of sites to choose from but not a lot of order to it. Some sites are offered by reputable “dealers” and some from individuals who want to show off their personal favorite items. Sometimes it’s hard to tell what’s a hidden treasure, what’s worth taking a look at, and what’s a waste of time.

How to Evaluate Information on the Web
http://www.libraries.psu.edu/crsweb/infolit/andyou/mod6/eval.htm

This site provides a list of questions to ask yourself when evaluating the credibility and reliability of information that you find on the web.