It is a project of the Center for History and New Media, George Mason University, and School of Education, Stanford University with support from the William and Flora Hewlett Foundation and additional support from the Carnegie Corporation of New York. It was also the winner of the American Historical Association's 2008 James Harvey Robinson Prize for an Outstanding Teaching Aid.
From the site:
Historical Thinking Matters is divided into three key sections that can be accessed from the homepage.
Why Historical Thinking Matters:
This Flash movie presents the pedagogical perspective of the site and introduces the concepts and strategies that students will use as they complete the four modules. This section requires a Macromedia Flash Player plug-in (Download) After clicking on “View Why Historical Thinking Matters,” the movie will launch. Follow the prompts on the screen to view the sections of the movie and to complete the interactive elements of the presentation.
HTM includes four student investigations that focus on key topics in the standard post-Civil War U.S. History curriculum, which can be accessed by clicking on the images in the center of the homepage, or through the Student Investigations page. Each investigation is composed of the same five elements.