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History Explorer Results (22)
Related Books (3)
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Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/7/2016
This Sony "Walkman" portable tape player dates from the early 1980s. Originally introduced in 1979 as the “Soundabout,” two people could listen simultaneously while a small microphone permitted them to converse without removing their headsets. Powered by a 9-volt battery, the recorder sold we
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:
1-6
Resource Type(s):
Lessons & Activities
Duration:
10 minutes
Date Posted:
8/29/2012
Create a cardboard gramophone and think about its connection to recorded sounds. This activity from Spark!Lab includes step-by-step directions, discussion questions, and ideas for extending your learning. Spark!Lab activities encourage young learners to explore the invention process, from creativ
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
6/19/2012
While training for combat on the fields of Yale University in 1917, Private J. Robert Conroy found a brindle puppy with a short tail. He named him Stubby, and soon the dog became the mascot of the 102nd Infantry, 26th Yankee Division. He learned the bugle calls, the drills, and even a modified do
Grade Range:
5-12
Resource Type(s):
Interactives & Media, Lessons & Activities
Duration:
100 minutes
Date Posted:
6/11/2012
This kit of guided listening activities and streaming music offers an engaging way of introducing students to jazz. It traces Louis Armstrong's career as a musician, from influences in African rhythms and New Orleans marches through performances in the 1960's and 70's. It could also be used as an
Grade Range:
6-12
Resource Type(s):
Primary Sources, Interactives & Media
Duration:
1 minutes
Date Posted:
5/15/2012
In this video, students will see both long-staple  and short-staple cotton fibers processed in a roller gin and saw gin model similar to that patented by Eli Whitney, to better understand the impact of the cotton gin on cotton production in the U.S.  Short staple cotton, with
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
3/23/2012
This is a set of eight "dropping sticks" used to teach acoustics. It was made in Paris by the famous scientific instrument maker Rudolph Koenig, sometime between 1858 and 1902. This particular set was used in the introductory physics class of the Worcester Polytechnic Institute. These s
Grade Range:
6-12
Resource Type(s):
Interactives & Media
Duration:
2 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 plate developed by the 18th century scientist Chladni whose instruments create visual representations of wave pattern
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:
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 instruments that showcase acoustics resonance, including tuning forks on resonator boxes, matching resonators, Helmholtz
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