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Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
3/5/2009
Remington put its writing machines on the market in 1874 at a price of $125. The new Type Writer owed some of its identity to the sewing machines that Remington had recently added to its product line. The writing machine came mounted on a sewing machine stand, with a treadle to operate the carria
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/11/2008
In 1980, Namco released Pac-Man, an extremely popular video game designed by Toru Iwatani and distributed in North America by Bally/Midway. It was the first video game to spawn a marketing phenomenon, including licensed books, clocks, radios, a Saturday morning cartoon, and gadgets like this comb
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/17/2008
The Blackberry is a handheld wireless Personal Data Assistant (PDA) and communication device. It has a thumb keyboard and a wheel for navigation, as opposed to using a stylus like its competitors. This unit was owned by a law firm partner who arrived at the World Trade Center on September 11, 200
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/14/2008
This cardboard CARE package, contains seven smaller boxes and bags of macaroni, cornmeal, Carnation instant chocolate flavored drink mix, and nonfat dried milk. It has a paper insert reading "August 6, 1962. Greetings from the men of the U.S.S. Lake Champlain." The macaroni boxes are marked "Pack
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/10/2008
The ENIAC was a large, general-purpose digital computer built to compute ballistics tables for U.S. Army artillery during World War II. Occupying a room 30 feet by 50 feet, ENIAC—the Electrical Numerical Integrator and Computer—weighed 30 tons and used some 18,000 vacuum tubes. It could compu
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/6/2008
During World War I, machine guns were heavy, crew-served weapons. Their operation required several soldiers. Even so-called light machine guns could not easily be handled by single soldiers. To meet the need for an individual rapid-fire weapon, several inventors devised submachine guns. Light eno
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/5/2008
From the 1920s, psychologists have explored ways to automate teaching. In the 1950s, the psychologist B. F. Skinner of Harvard University suggested that techniques he had developed for training rats and pigeons might be adopted for teaching humans.
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/4/2008
After graduating from the University of Wisconsin, Charles W. Hart and Charles H. Parr developed a two-cylinder gasoline engine and set up their business in Charles City, Iowa. In 1903 the firm built fifteen tractors (a term coined by Hart and Parr), and the 14,000 pound #3 is the oldest survivin
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/4/2008
The John Deere Model D tractor was introduced in 1923 and became the first tractor built, marketed, and named John Deere. It replaced the Waterloo Boy in the company's product line.
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/4/2008
This is a patent model of a sewing machine invented by John Bachelder of Boston, Mass., who was issued Patent No. 6439 on May 8, 1849. In his patent specification he claims "As my invention or improvement in the sewing machine is the combination, with the endless cloth-holder, of the curved bar o
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