• Search Engine Watch
“Search Engine Watch provides tips and information about searching the web, analysis of the search engine industry and help to site owners trying to improve their ability to be found in search engines.”
Geniusfind categorizes thousands of the most useful topic-specific search engines and databases.
• Yahoo! Searching the Web
A collection of search tools organized by Yahoo!
Over 15 million university and education pages indexed and ranked in order of popularity.
• UKPlus Search
Selected UK web sites.