http://www.streetlaw.org/en/landmark/home

Contains information regarding selected landmark U.S. Supreme Court decisions and lessons for teachers.

http://www.firstamendmentcenter.org

Developed by an education organization promoting the study and exploration of free-expression issues.

http://www.firstamendmentschools.org

Focuses on First Amendment issues, especially related to school settings.

http://nces.ed.gov

Developed by the National Center for Education Statistics, it is the primary entity for collecting and analyzing data related to education.