Sweetsearch: SweetSearch is a Search Engine for Students

Sweetsearch searches only the 35,000 Web sites that its staff of research experts and librarians and teachers have evaluated and approved. It constantly evaluate the search results and "fine-tune" them, by increasing the ranking of Web sites from organizations such as the Library of Congress, the Smithsonian, PBS and university Web sites.
Learn more

http://www.sweetsearch.com

Brought to you by Go2web20.net – The web applications index