The Education Resources Information Center (ERIC), sponsored by the Institute of Education Sciences (IES) of the U.S. Department of Education, produces the world’s premier database of journal and non-journal education literature. The ERIC online system provides the public with a centralized ERIC Web site for searching the ERIC bibliographic database of more than 1.1 million citations going back to 1966. Using the advanced search permits searching "lesson plans." They are slowly adding full-text documents.

Blue Webn, sponsored by Pacific Bell, contains web activities, lesson plans, tutorials, and reference tools. The site categorizes 1000 outstanding Internet sites by subject, audience, type of activity, and reviews each site with a star rating.

Busy Teacher’s Web Site is designed to direct teachers to source material and lesson plans available on the Web. Webmaster, a faculty member at Georgia Institute of Technology, annotates sites to assist user in determining if links worth following.

Kathy Schrock’s Guide for Educators lists websites by subject. Puzzlemaker, which allows you to create your own puzzles, and Lesson Plans are features of this diverse website.

Created by Education World, Wallingford, CT and sponsored by an insurance company, this site has an extensive list of lesson plans and summaries of educational articles and books. Also included are the national standards developed by NCTM (math), NCSS (social studies) plus links to individual state standards.

Eisenhower National Clearinghouse for Mathematics & Science, funded by the U.S. Department of Education, describes and disseminates math and science resources for grades K-12. Their website offers lesson plans arranged by subject area. Each month they select 12 best websites or media and provide links under the "Digital Dozen."

The Gateway to Educational Materials, sponsored by the GEM Consortium and the U.S. Department of Education, provides educators with quick and easy access to thousands of educational resources found on various federal, state, university, non-profit, and commercial Internet sites.

Developed by students and faculty at the University of Missouri and now owned by EdScope, this site contains over 3,500 lesson plans. Select the subject and then grade level.

Created by Math Forum at Drexel University, this site is an online community of teachers, students, researchers, parents, and educators who have an interest in mathematics and math education. The site has been consistently recognized as the leader in its field in providing high quality content.

Teachers Helping Teachers offers basic tips for inexperienced teachers plus new ideas on teaching methodologies for all teachers.

PBS TeacherSource offers over 3000 lesson plans and activities based on PBS programs that may be used in conjunction with the shows or independently.

Science NetLinks is part of the MarcoPolo Education Foundation which is a partnership of AAAS, the National Endowment for the Humanities, the Council of the Great City Schools, the National Council on Economic Education, the National Geographic Society, the National Council of Teachers of Mathematics, and the John F. Kennedy Center for the Performing Arts. The MarcoPolo partnership provides free, Internet-based lesson plans and reviewed Internet sites for K-12 science educators.

Learning Page advertises this as the "Net’s Best Resource for Teachers." Websites, arranged by subject category and marked by popularity, contain teacher resources and educational material

The Teachers Network, a nonprofit organization that supports classroom teachers, provides this online resource with teacher-designed activities, interactive thematic units, hands-on curriculum projects, and ideas for bulletin boards.

Website for teachers with lesson plans, supplies to order, chat boards and centers for networking. This website contains many sponsors and advertising.

American Memory. the American Story in Words, Sound and pictures, is an online guide to documents digitized by the Library of Congress. Under "Collection Finder," there is a broad list of topics. This is an excellent source for primary materials. Examples include the Civil War photographs of Mathew Brady, George Washington’s papers, WPA Posters, a book "Incidents in the Life of a Slave Girl" written in 1861, etc.

This digital collection of maps from the U.S. Dept. of the Interior is the single best Federal source for national maps and geographic information. A printable map section offers outline maps, both labeled and unlabeled. Federal lands, Indian Reservations and latest Congressional Districts can be printed. A section entitled "Make Maps" allows users to create their own maps.

Smithsonian Education website was created to bring the Smithsonian’s resources directly into the classroom with lesson plans, pictures from Smithsonian resources, and links to interactive websites It features content from the 16 Smithsonian museums and the National Zoo.

U.S. State Department provides up-to-date information on individual countries. Follow link on left side to "Country Background Notes."

Connecticut State Department of Education website is the first stop for Connecticut education information. Under "Curriculum," is The Connecticut Framework k-12 Curricular Goals & Standards in each subject area. "Teacher Assessment." provides a description of teacher portfolios for each subject area. Under "student assessment," is the CMT Handbook in language arts and math. "CT First Facts" lists strategic school profiles and Connecticut Mastery Test tables. Information on the Praxis exam listed under "Certification."

National Council for Geographic Education website lists the Eighteen National Geography Standards and lesson plans from the Florida Geographic Alliance Summer Institute.

National Council of Teachers of Mathematics website has the NCTM Standards document and the TIMSS Report. "Illuminations" under "Information, activities & products" links to Internet resources and to lessons that support the NCTM Standards.

National Council for the Social Studies website has the National Standards for Social Studies Teachers. "Teachable Moments" and "Resources" provide lessons and information.