A Consumer's Guide to Search Engines contains a variety of links to articles that will help demystify the search process and search tools. Needle in a CyberStack - the InfoFinder contains numerous links to search engines. This well-maintained and stable site represents one of the best indices to be found. Blue Web'n contains hundreds of links evalutation and indexed by audience, California State Frameworks, Dewey Decimal, and type of application. Designed by the Pacific Bell Education First Application Design Team at San Diego State University.
Every search engine has information about using their engine effectively.
Take a look at the tips they provide for best results. Each of the training modules has been developed with a specific question in mind on the subject of finding information on the Internet. Internet Roadmap Syllabus of lessons by Patrick Crispen. The Roadmap contains many internet tutorials although there is not anything indepth on searching, it provides a great deal of depth and background on what the internet is. Lessons contains a broad range of tutorials including searching by specific subject areas such as Humanities, Sciences, Social Sciences and other areas.