The Blackberry is a handheld wireless Personal Data Assistant (PDA) and communication device.
History Explorer Results (1260)
Related Books (350)

Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
5/11/2012
In 1794, Eli Whitney patented a new kind of cotton gin. His invention, using rotating brushes and teeth to remove the seeds from cotton, was quickly pirated by others.
Southern plantation owners depended on slaves for labor-intensive crops such as rice, sugar, tobacco, and especially cotto

Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
9/3/2008
The Nintendo Game Boy was released in 1989. It was a handheld video game console that combined aspects of Nintendos successful Nintendo Entertainment System (NES) television video game console with their earlier handheld electronic games marketed under the name “Game & Watch.”

Grade Range:
K-12
Resource Type(s):
Reference Materials
Date Posted:
6/17/2009
Winter counts are calendars that the Lakota used to mark the passage of time. This online exhibition features a searchable database of Smithsonian winter count images, a documentary about Lakota history and culture and video interviews with Lakota people Through the use of this website, Students

Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
9/19/2009
In Puerto Rico, the traditional center of lace making is the town of Moca. There, lace is made by hand on bobbins and is known as mundillo. Bobbin lace is a complicated process of weaving together different spools of thread held in place by pins. Lace making today is undergoing a resurgence of po

Grade Range:
K-12
Resource Type(s):
Reviewed Websites
Date Posted:
6/11/2008
NARA makes available to the public the historically valuable records of the three branches of federal government: executive (including the President), legislative, and judicial. National Archives holdings include textual; audiovisual; cartographic and architectural; and electronic records.

Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
8/20/2009
This page is one side of a double-sided sheet from a copy of the Koran, a collection of revelations to the Prophet Mohammed that forms the basis of the Islamic religion. Information within the book indicates that the scribe worked on it for 22 years and completed it in 1207 A.D. The black letters

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:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
9/17/2009
This tile is from La Fortaleza, a military and government complex in San Juan built to defend the city from naval attacks. Construction began in 1533 and was finished in 1540. This tile resembles the Spanish ceramic style of Talavera, a tile factory established in the 16th century near the city o

Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
10/19/2009
The sheer size of the California gold strike altered the nature of American numismatics. It was not only that mintage figures dramatically increased; the actual range of denominations increased as well. Prior to 1849, there had been three gold coins: the quarter eagle, half eagle, and eagle

Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/4/2016
New United Motor Manufacturing Incorporated (NUMMI) was an auto manufacturing plant in Fremont, California, operated jointly by Toyota and General Motors from 1984 until 2010. GM had operated the plant at Fremont from 1960 where the clashes between management and union workers resulted in the pla