President Lincoln believed in the Thirteenth Amendment so strongly that he signed 14 copies of it, but died before he could see it passed on December 18, 1965. Explore the text that forever abolished slavery in America with a document...

As part of a study of post Civil War era, young historians investigate the changes in voting rights during the Reconstruction Era (1863-1876), the fraud involved in the Hayes-Tilden presidential election of 1876, and efforts by Pap...

All revolutions in science and technology have both pros and cons. Kids examine the advent of the Green Revolution, nuclear growth and use, and the countries considered nuclear powers. They'll construct three responses to each of these...