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History Explorer Results (1131)
Related Books (350)
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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:
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
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
10/27/2008
This spur, worn over a riding boot, was made in Mexico in the mid-1800s. Rubbed against the animal's side, spurs are one of the instruments that riders use to direct horses. The spikes on this spur are set on a small wheel called a rowel, making this a rowel spur. Horses and good riding equipment
Grade Range:
4-12
Resource Type(s):
Reference Materials
Date Posted:
10/21/2008
Students can learn about the Dodges, Chance and life at the time of the American Revolution by investigating a room from their house, a will from 1786, and artifacts from the period. By the 1770s, Abraham and Bethiah Dodge and many other Americans were willing to risk everything for independence,
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/6/2008
This print shows American forces attacking the fortress palace of Chapultepec on Sept. 13th, 1847. General Winfield Scott, depicted in the lower left on a white horse, led the southern division of the U.S. Army that successfully captured Mexico City during the Mexican American War.
Grade Range:
5-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/30/2010
On February 16, 1862, General Buckner surrendered Fort Donelson. The unconditional surrender created jubilation throughout the North and shock in Dixie. It was the North’s first major victory of the Civil War, opening the way into the very heart of the Confederacy.
Grade Range:
K-12
Resource Type(s):
Reviewed Websites
Date Posted:
9/10/2008
The Western Museums Association challenges the diverse museum community of the West, empowering individuals to cultivate leadership and enable institutions to remain relevant in a dynamic world. We provide opportunities for learning and personal interaction to enhance the creative skills and enri
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
9/17/2015
One of two telephones used by Alexander Graham Bell in a demonstration that took place between Boston and Salem, Massachusetts on November 26, 1876. Critical features are the iron diaphragm (seen as a black circular disc mounted on the vertical wooden support), two electromagnets (seen in white,
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/4/2016
The portability of cellular telephones provides users with the ability to make calls from almost anywhere and Motorola was built on portability. The company made car radios in the 1930s and portable radios called walkie-talkies for the U.S. military during World War Two, and played a major role i
Grade Range:
3-12
Resource Type(s):
Reference Materials
Date Posted:
3/26/2018
Following independence, citizens of the new nation sought to forge their own identity and create a unique history. They established holidays such as the Fourth of July and later Thanksgiving Day and chronicled the story of America from the landing at Plymouth Rock through the Founding Fathers and
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