Step-by-step instructions walk users through working with data from a seismic wave model in a freely available GIS (geographic information system) program, ESRI's ArcVoyager SE. Users generate and examine maps and...

Download trial software for teaching electricity, trigonometry and electronics. Qualified teachers can request a free trial CD.

The Java applets presented on this Web site teach concepts that every engineering student will encounter in undergraduate courses. Developed at the Virginia Polytechnic Institute with a grant from the National Science...

This is the homepage for Environmental Systems Research Institute (ESRI), a leading Geographic Information System (GIS) software developer and manufacturer, owner of ArcView and ArcInfo software. This site provides a...

Green Chemistry, as its name implies, is an environmentally friendly practice of using chemistry to prevent pollution. The US Environmental Protection Agency (EPA) has created the Green Chemistry Expert System software...