Sites

Other Worlds Educational Enterprises (Popularity: )
http://www.otherworlds-edu.com/
Instructional aides for the earth science classroom, Science Olympiad, and home schools.

Engineering Tectonics (Popularity: )
http://www.engineeringtectonics.com/
Provides geotechnical engineering, construction services, drilling and environmental services.

GeoConsult (Popularity: )
http://www.consultgeo.com/
Petrographic service that provides geologists with detailed descriptions of rocks mineralogy, texture and alteration to help evaluate ore potential.

American Educational Products (Popularity: )
http://www.amep.com/
Teaching materials for earth sciences and other fields of science, including raised relief maps for classroom use.