Sudbury Education Resource Network
- Supporting model schools and seeking to expand understanding of this model of education. Contains a list of schools and start-up groups, information and links, an archive of articles, a bulletin board, and maps.
- http://www.sudburynetwork.org/

Sudbury Education Resource Fund
- Non-profit, tax-exempt organization dedicated to enriching, enhancing and supporting local public schools. Includes calendar, application procedure, previous grants.
- http://www.serf.sudbury.ma.us/

Sudbury Public Schools
- Information about the public school system.
- http://www.sudbury-k8.org/

Lincoln-Sudbury Regional High School Library
- Guide to resources available from the school library.
- http://www.lsrhs.net/library/