Council for Economic Education
Econ Ed Link: Lewis and Clark Barter With Native Americans
In this lesson you will define the term barter and give examples of bartering in several different areas. Find out how this system took shape and was useful to Lewis and Clark. This site is extremely informative and contains extension...
Tramline
Hurricane Virtual Field Trip
What conditions are necessary to create a hurricane? Where do hurricanes occur? When is hurricane season? What is the difference between a tropical cyclone and a hurricane? How is the strength of a hurricane measured? Where do hurricanes...