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History Explorer Results (591)
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Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
1/2/2022
Introduced in mid-1976, the Little Professor is a non-printing electronic calculator modified to present simple arithmetic problems. A correct answer prompts another problem on the eight-digit display. An error delivers the message, "EEE." The colorful keyboard shows a professor with whiskers and gl
Grade Range:
5-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
2/3/2011
To control the form of war messages, the government created the U.S. Office of War Information in June 1942. OWI sought to review and approve the design and distribution of government posters. Posters such as this one and their messages were seen as "war graphics," combining the sophisticated sty
Grade Range:
4-12
Resource Type(s):
Reference Materials, Primary Sources
Date Posted:
1/22/2009
Through the use of downloadable images of the original documents and 4 brief videos using Lincoln's words to answer questions about the Civil War and the Emancipation Proclamation, students will learn how Abraham Lincoln struggled with the same questions that many Americans had about th
Grade Range:
6-12
Resource Type(s):
Reference Materials
Date Posted:
7/7/2008
Students will learn how leaders of the Howard University law school and the Legal Defense Fund of the NAACP prepared to fight segregation in the nation's public schools. An Organized Legal Campaign is the third section of the online exhibition entitled
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/10/2010
Cherished by generations of child artists, Crayola crayons were invented in 1903 by the Binney & Smith Company of Easton, Pennsylvania. Using paraffin wax and nontoxic pigments, the company produced a coloring stick that was safe, sturdy, and affordable. The name "Crayola," coined by the wife
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
1/29/2009
Over the course of her 60-year career, Ella Fitzgerald (1917-1996) became known to fans and colleagues as "The First Lady of Song." Her rise to international fame as a jazz and popular singer coincided with the rise of an American entertainment industry that brought music to millions through conc
Grade Range:
5-12
Resource Type(s):
Reference Materials
Date Posted:
10/11/2009
Explore the process of invention and compare Thomas Edison's well-known work on the electric light bulb a century ago with several modern lighting inventions with this online activity. This resource looks at the process of innovation through a sequence of five steps: prec
Grade Range:
5-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/28/2010
Chess set used by Major General George McClellan during the Civil War.
Grade Range:
9-12
Resource Type(s):
Reference Materials, Primary Sources, Lessons & Activities
Date Posted:
7/7/2008
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.
Grade Range:
4-12
Resource Type(s):
Reference Materials
Date Posted:
11/3/2008
Separate Is Not Equal: Brown v. Board of Education, an online exhibition, will help students understand an historic struggle to fulfill the American dream that set in motion sweeping changes in American society, and redefined the nation's ideals. The U.S. Supreme Court's decision in
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