Primary Sources as a Foundation for Inquiry-Based Learning

Learn and apply strategies to place historic maps, cartoons, letters, photographs, and more from the Library of Congress at the center of inquiry-based learning. Use these free primary sources to stimulate observations, inferences, and questions, deepening critical thinking skills and content knowledge across disciplines. Access free tools and primary sources from the Library of Congress website and explore strategies for using primary sources to collaborate with classroom teachers.


  • Cheryl Lederle, Ed. Resources Specialist, Library of Congress
  • Sasha Dowdy, Program Specialist, Library of Congress