The project suggests that we can make a difference. A teacher's guide is tied to both 6th grade social studies and high school world history. Put in a price and year and compare it to a different year. LA Times Home Sales provides information on current home sales in the Los Angeles area. Powers of Persuasion gives a perspective crossing war with propaganda effecting world economics.
Historiography is the study and research of history.
This is generally at teacher page, but may prove useful to students doing signifient research. History Resources - University of Kansas is a very large list of connections to History and Social Sciences sites around the world. The listing is comprehensive and generally alphabetical. Iowa Electronic Markets treat the political arena as if it were a stock market. The University of Iowa - College of Business Administration provides a simulation that allows you to participate in the political contests.