Search History Explorer



History Explorer Results (13)
Related Books (1)
Results Per Page
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
10/9/2008
The astrolabe is an astronomical calculating device used from ancient times into the eighteenth century. Measuring the height of a star using the back of the instrument, and knowing the latitude, one could find the time of night and the position of other stars. The openwork piece on the front, ca
Grade Range:
9-12
Resource Type(s):
Reference Materials, Primary Sources
Date Posted:
7/7/2008
Students will learn about the history of maritime invention. This reference page is included in the online exhibition entitled America on the Move, which focuses on transportation in US history.
Grade Range:
9-12
Resource Type(s):
Reference Materials
Date Posted:
7/7/2008
Students can learn about the 1921 U.S. Lighthouse Service tender Oak. This reference page is included in the online exhibition entitled America on the Move, which focuses on transportation in US history.
Results Per Page

Filter Resources By: