National Center for History in the Schools (NCHS)
<p>NCHS is non-profit, funded by grants from both the public sector and private foundations, and produces teaching units for grades 5-12.</p>
<p>Each reproducible unit is rated for grade-level appropriateness and accompanied by background readings, primary source documents, discussion questions, lesson activities, and evaluation activities. Units are between 50 and 150 pages in length. </p>
<p>American history titles are available for Pre-Colonial history; Colonization and Settlement; Revolution and the New Nation; Constitutional Issues; Women in American History; Culture and the Arts in American History Native Americans; Slavery and Civil Rights; Immigration; and, Conflicts and Foreign Policy. </p>
<p>Previews of units are available in pdf form online and titles may be ordered online through Social Studies School Services at <a href="http://www.socialstudies.com">http://www.socialstudies.com</a>, which also offers many NCHS titles for immediate download as e-books. </p>