Top: Kids and Teens: School Time: Reference Tools: Libraries (26)
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LibDex - Directory of libraries with web pages. Links to each library's home page, and to its catalog if that's on the Web too. Browse by country, or search by name.

Libweb - A global directory of library home pages.

Guide to Library Research - Offers tips for choosing a topic, finding background information, selecting and evaluating resources, searching for information, and citing sources. From Duke University Libraries.

School Libraries on the Web - A directory of web pages maintained by K-12 school libraries in the United States and around the world.

LibrarySpot.com - Directory of web sites, arranged by type of library.