University of California Museum of Paleontology
A rich on-line museum provides text, sometimes with pictures , and frequently with photographs of exceptional quality, that tells the story about paleontologic research.   This site is one of the first 50 on the Web, was started in 1993.  A must site to visit.

United States Department of Defense
Official site of the U.S. Department of Defense.

United States Department of Education

United State Geographical Survey
The goal of the various USGS web sites is to promote scientific literacy among people of all ages.

United States Mint
Very helpful for children undertaking state reports as there's quite a bit of information here about "State Quarters."

USGS Student Learning Web
Young students interested in geology will love this site. Project ideas, homework help and research tools are presented in a kid-friendly manner. Know your terms! From acid to zeolite, the glossary will help students learn the lingo. Plus, kids can study and develop solutions for three real-life environmental dilemmas centering on water use.