Interesting abstract about the flood that hit the Midwest in 1993, one of the worst floods in United States History. Find out why the flood occurred, the damage, maps of the damage, charts, graphs, and statistics.

This resource explains what pH is and how it relates to water. The resource includes a colored graphic of the pH levels and a map of pH levels around the USA.

Maps and charts detail electoral support, showing the number and percentage of votes for Communist candidates in every county and state from 1922 to 1946, party membership by state or district from 1922-1950, the intense geography of...

As one of her main missions as First Lady, Michelle Obama has taken on the fight against child obesity. The official program called Let's Move is outlined in this article. Informative links provide additional related facts and details...