Welcome to Historical Thinking Matters , a website focused on key topics in U.S. history, that is designed to teach students how to critically read primary sources and how to critique and construct historical narratives. Read how to use this site.
Four investigations of central topics from post-civil war U.S. history, with activities that foster historical thinking and encourage students to form reasoned conclusions about the past
An introduction to the site's approach using documents to explore conflicting accounts of the 1775 Lexington Green skirmish