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History Explorer Results (1282)
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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:
6-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
5/23/2014
This robot was constructed in 1987 by Dr. Kenneth Kinzler and his colleagues at the Johns Hopkins Oncology Center's Molecular Genetics Lab run by Dr. Bert Vogelstein. It was used to conduct PCR in research on the p53 gene, which is linked to 50 percent of human cancers. Polymerase chain reaction,
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/5/2008
Religion has an essential role in military history, which is reflected in military material. Steel-covered New Testaments were popular keepsake gifts for soldiers going off to fight in World War II. Advertised in newspapers and magazines as protection from bullets, the small books were designed t
Grade Range:
K-12
Resource Type(s):
Reference Materials
Date Posted:
8/1/2011
A list of the presidents, a time line of presidential candidates, a summary of the military service of presidents as well as a bibliography and web sites related to the presidency are the resources included in the online exhibition entitled The American Presidency: A Glorious Burden from
Grade Range:
9-12
Resource Type(s):
Primary Sources, Interactives & Media, Lessons & Activities
Date Posted:
11/2/2009
This resource includes an introductory essay entitled Looking at Artifacts, Thinking about History, 6 sections that each focus on an object from the collections of the Museum, an archive of curator commentary, and an online tool with which students can create virtual exhibits. Also inclu
Grade Range:
9-12
Resource Type(s):
Reference Materials
Date Posted:
3/18/2009
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
Grade Range:
K-12
Resource Type(s):
Reviewed Websites
Date Posted:
9/10/2008
At the Department of Commerce’s Official Website, students have access to information about the twelve different bureaus under the department’s control. Student and teachers can also learn about the history of the Commerce Department in a section of the website that includes milestones of the
Grade Range:
9-12
Resource Type(s):
Reviewed Websites
Date Posted:
9/19/2008
Every Monday, The National Archives and Records Administration's Office of the Federal Register compiles all of statements, messages and other Presidential materials released by the White House the week before.  All of these Weekly Compilation documents from 1993 through the present can be f
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
As the owner of a new cat food company, you will need to make tough choices to manage the triple bottom line: the balance between people, profit, and planet that will make your business a success.
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