Blue Marble Geographics  www.bluemarblegeo.com Offer freeware program for viewing DGN, DWG, DXF, TAB, and MIF files.

Click and Learn Geography Software  www.clickandlearn.com Download free demo. Quickly learn all 50 states or all Presidents, teaching tool for home or school.

Project GeoSim - Geography Education Software.  geosim.cs.vt.edu Software for introductory geography courses. Modules include human population, migration modeling, and quizzes.

Real World Interface  www.lysator.liu.se/rwi A project within Lysator, attempting to present geography-oriented information using computers.

Software and Commercial Vendors  www.colorado.edu/geography/virtdept/resources/vendors/vendors.htm Resources from the University of Colorado's Department of Geography.

Spatial Geo-Link  www.spatialgeolink.com Spatial Geo-Link is Leica Geosystems distributor for Erdas Imagine products in Canada

Swamp Gas: Products for Learning US and European Geography  www.swamp-gas.com We provide information about Swamp Gas geography products. They can be purchased by schools and individuals.

Terra Viva  www.terraviva.net Digital products for education, understanding, and promotion of earth sciences, global change, and worldwide geopolitical issues

UTM Converter  www.angelfire.com/geek/utmapplet Applet for converting UTM to latitude and longitude and vice versa.

WinGlobe  www.djuga.net/winglobe.html A simple interactive globe for the desktop that can tell you what time it is in cities around the world.

ZipMath  www.zipmath.com A software package that performs distance calculations based on zipcodes. CoversUnited States and Canada locations. Runs on a web server or local Windows platform.