Using documents and historical background from the exhibition Changing America: Emancipation Proclamation 1863, March on Washington 1963, students will d

After the December 7, 1941, bombing of the military base at Pearl Harbor, Americans rallied around the war effort with the patriotic cry, "Remember Pearl Harbor." Thousands of buttons or lapel pins were distributed to remind Americans of the tragic event and to solidify the war efforts.

This historical investigation is aligned with the C3 Framework and from C3teachers.org. The goal of this inquiry is to help students understand the various factors that caused the United States to be

Newsreel video footage from 1944 and 1945, showing the Allies prepare and carry out the invasion of Normandy, the liberation of Paris, Battle of the Bulge and the eventual fall of the Third Reich and surrender of Germany. This video is part of the Price of Freedom learning resources packag

America's worst accident at a civilian nuclear power plant occurred on March 28, 1979. This online exhibition provides information about the Three Mile Island nuclear power plant, the course of the accident there and the steps-extending over almost 15 years-through which the nature and extent of

This historical investigation is aligned with the C3 Framework and is from C3teachers.org. This inquiry leads students through an investigation of recent studies that try to quantify a country’s hap

When Franklin Roosevelt contracted polio in 1921, at age thirty-nine, it inspired his interest in medical philanthropy. Students will learn about his efforts in the fight against polio including the founding of the Warm Springs Foundation in Warm Springs, Georgia and the Birthday Ball fundraisers

Students can learn about the history of the sugarcane industry in Hawaii by exploring how the Olomana, a plantation locomotive, was used to serve the fields. This reference page is included in the online exhibition entitled America on the Move, which focuses on transportation in

Students can read the story of Pete Koltnow's 1950 hitchhiking trip across the country. This reference page is included in the online exhibition entitled America on the Move, which focuses on transportation in US history.

Historical research starts with a question about the past. However, piecing together an accurate answer to these questions is not as straightforward as it may seem. Primary sources can—and often do—conflict with one another, as do secondary sources.  That said, sources can also