Search History Explorer



History Explorer Results (23)
Related Books (1)
Results Per Page
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/7/2016
Invention rarely stops when the inventor introduces a new device. Thomas A. Edison and his team worked to improve his electric lighting system for some years after the initial introduction in 1880. This lamp shows the changes made after six years of labor aimed at lowering costs and increasing pr
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/4/2016
Most incandescent lamps were designed for general use in homes and businesses. However, some required special features for use in particular locations. Westinghouse engineers designed this so-called mill lamp for use in factories and other areas subject to high levels of vibration. An intricate i
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
9/17/2015
Alfred Vail made this key, believed to be from the first Baltimore-Washington telegraph line, as an improvement on Samuel Morse's original transmitter. Vail helped Morse develop a practical system for sending and receiving coded electrical signals over a wire, which was successfully demonstrated
Grade Range:
6-12
Resource Type(s):
Reference Materials, Interactives & Media
Duration:
5 minutes
Date Posted:
6/30/2014
Although we might think of fax machines as a relatively recent (if somewhat dated) technology, this episode uncovers the surprising history of the wireless fax machine. Host Tory Altman speaks with Hal Wallace, associate curator of the museum's electricity collection, about this 1930s device that
Grade Range:
3-6
Resource Type(s):
Lessons & Activities
Duration:
25 minutes
Date Posted:
9/4/2012
Thomas Edison changed our world with electric lights and an entire system that produced and delivered electrical power. Try your hand at making your own light bulb. This activity from Spark!Lab includes step-by-step directions, a printable chart to record the experiment, and discussion questions.
Grade Range:
6-12
Resource Type(s):
Interactives & Media
Duration:
4 minutes
Date Posted:
3/23/2012
Meet Steven Turner, curator at the Smithsonian's National Museum of American History, as he discusses the Smithsonian's scientific instrument collection. This video focuses on the history of acoustics during the 18th and 19th centuries, including demonstrations of wave models, tuning forks, siren
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
2/2/2012
Thomas Edison used this carbon-filament bulb in the first public demonstration of his most famous invention, the first practical electric incandescent lamp, which took place at his Menlo Park, New Jersey, laboratory on New Year's Eve, 1879. As the quintessential American inventor-hero,
Grade Range:
9-12
Resource Type(s):
Reference Materials, Primary Sources
Date Posted:
12/23/2010
Beginning eight days after the first shots of the American Civil War were fired and three days before his wedding, William Steinway’s remarkable diary bears witness to one of the most dynamic periods in American history. This website examines the life of William Steinway and the display of his
Grade Range:
5-12
Resource Type(s):
Interactives & Media, Worksheets
Duration:
14 minutes
Date Posted:
1/22/2010
In this episode of the History Explorer podcast series, learn about the invention of this fascinating instrument as Exhibition Program Manager Monica Smith discusses the history of the guitar and those involved in its creation. The Teacher’s Guide includes links to the podcast in two formats an
Grade Range:
4-12
Resource Type(s):
Reference Materials, Interactives & Media
Date Posted:
11/1/2009
In this online resource, students will learn how the need for louder guitars led to the invention and proliferation of the electric guitar and how the emergence and popularity of rock and roll led to the guitar's commercial success and more innovative designs. Students can view the coll
Results Per Page

Filter Resources By: