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Grade Range:
5-12
Resource Type(s):
Reference Materials
Date Posted:
9/4/2013
Between the years 1790 and 1880 the U.S. Patent Office required both documentation and a three-dimensional working model to demonstrate each new invention submitted for a patent. The models helped to explain proposed innovations and compare them against similar inventions. In this online exhibiti
Grade Range:
4-12
Resource Type(s):
Primary Sources, Interactives & Media, Lessons & Activities
Date Posted:
6/1/2009
Maritime activity is as important as ever, and it affects the lives of people everywhere.  The importance of shipping to today's global economy and the types of ships that transport goods throughout the world are the focus of this section of On the Water: Stories from Maritime America
Grade Range:
4-12
Resource Type(s):
Reference Materials, Primary Sources
Date Posted:
5/27/2009
Students will learn about the importance of salmon fishing to the Native Americans of the Pacific Northwest, and the communities that developed around the Atlantic cod, Chesapeake oyster, Columbia River salmon and whaling industries in this section of On the Water: Stories from Mari
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