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History Explorer Results (1131)
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Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/14/2008
This circular slide rule describes the effects of a nuclear explosion on people. After World War II, scientists at the Los Alamos Scientific Laboratory prepared a report on forms of damage associated with the explosion of atomic bombs. These included physical damage, fire and heat, and nuclear ra
Grade Range:
5-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/28/2010
The Army and Navy Prayer of the Confederate States, printed in Richmond in 1865.
Grade Range:
5-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/15/2010
Resolution to raise troops, Massachusetts, April 23, 1778.
Grade Range:
K-12
Resource Type(s):
Reference Materials
Date Posted:
9/22/2009
Students and teachers can deepen their understanding of the challenge of climate change through this archived online conference. An excellent professional development resource, the homepage for the online conference provides the conference schedule and speakers, as well as gen
Grade Range:
6-12
Resource Type(s):
Reference Materials
Date Posted:
9/8/2008
This online exhibition examines the history of the American presidency. Through the use of objects from the museum's extensive collection, an interactive timeline and interactive activities, students will study the realities of the presidency, from its origins to the present, as well as the lives
Grade Range:
9-12
Resource Type(s):
Reference Materials, Primary Sources
Date Posted:
7/7/2008
The National Museum of American History's online transportation collection includes more than a thousand artifacts and photographs. Browse the collection by selecting multiple categories, eras, and regions. This collection object search is included in the online exhibition entitled America on
Grade Range:
5-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/31/2010
USS Carondolet was a 512-ton ironclad gunboat in the style of the Cairo. It was built in Saint Louis and commissioned in January 1862. Within a month it had contributed to the capture of both Fort Henry and Fort Donelson.
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
8/10/2009
Introduced in 1959, the Xerox 914 plain paper copier revolutionized the document-copying industry. The culmination of inventor Chester Carlson's work on the xerographic process, the 914 was fast and economical. One of the most successful Xerox products ever, a 914 model could make 100,000 copies
Grade Range:
8-12
Resource Type(s):
Interactives & Media
Date Posted:
3/1/2016
Companies often face complex ethical business dilemmas. Explore out six fictional scenarios to see how you would respond to a challenging business situation.
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/7/2016
This Sony "Walkman" portable tape player dates from the early 1980s. Originally introduced in 1979 as the “Soundabout,” two people could listen simultaneously while a small microphone permitted them to converse without removing their headsets. Powered by a 9-volt battery, the recorder sold we
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