- American Memory from the Library of Congress
American Memory provides free and open access to written and spoken words, sound recordings, still and moving images, prints, maps, and sheet music that document the American experience.
- Best of History Web Sites
Best of History Web Sites is an award-winning portal that contains annotated links to over 1200 history web sites as well as links to hundreds of quality K-12 history lesson plans, teacher guides, activities, games, quizzes, and more.
- Columbia Education Center
This site contains lesson plans for all grade levels. Each lesson plan has overviews, objectives, resources/materials, and activites.
- Digital History
This Web site was designed and developed to support the teaching of American History in K-12 schools and colleges and is supported by the Department of History and the College of Education at the University of Houston.
- Discovery Lesson Plans Library
Free lesson plans written by teachers for teachers. Here you will find hundreds of original lesson plans for elementary, middle and high school students.
- EDSITEment l National Endowment for the Humanities
EDSITEment offers a treasure trove for teachers, students, and parents searching for high-quality material on the Internet in the subject areas of literature and language arts, foreign languages, art and culture, history and social studies. Lesson plans includes activities, standards alignmnents, assessment ideas, and websites.
- History Matters
Designed for high school and college teachers and students of U.S. history survey courses, this site serves as a gateway to web resources and offers unique teaching materials, first-person primary documents, and guides to analyzing historical evidence.
- Lesson Planet - Social Studies Lesson Plans
Teacher reviewed online lesson plans and worksheets.
- National Geographic Education
- New York Times Learning Network - Lesson Plans
Lesson plans across the curriculum based on the NY Times content.
- PBS Social Studies
High-quality classroom materials suitable for a wide range of subjects and grade levels. Offers lesson plans, teaching activities, on-demand video assets, and interactive games and simulations. These resources are correlated to state and national educational standards and are tied to PBS' award-winning on-air and online programming.
- Smithsonian Education
Smithsonian Education provides comprehensive units that are aligned to standards. These units include maps, images, and sometimes video.
- Teachable Moment
TeachableMoment.Org provides educators with timely teaching ideas to encourage critical thinking on issues of the day and foster a positive classroom environment. It is a project of Morningside Center for Teaching Social Responsibility (formerly Educators for Social Responsibility Metropolitan Area).
- Teachers Network
Teachers Network provides lesson plans, unit plans, classroom specials, and activities.
This website is designed to help K–12 history teachers access resources and materials to improve U.S. history education in the classroom.
- The Gilder Lehrman Institute of American History
The Gilder Lehrman Institute's website, www.gilderlehrman.org, serves as a gateway to American history online with rich resources for educators, designed specifically for K-12 teachers and students.
- Thinkfinity (formerly Marco Polo)
The easy-to-navigate K-12 resources are grade-specific and are aligned with state standards.
- United Nations Cyberschoolbus
High quality teaching materials and activities designed for educational use (at primary, intermediate and secondary school levels) and for training teachers.
- Virtual Middle School Library Social Studies Websites
Resources for teachers and parents including lesson plans and curricula.