What is GPS all about?
GPS at the Smithsonian - Scientific applications of GPS at the Smithsonian range from regional scale mapping to site-specific surveys.
Global Positioning System - Serving the World - by the US government - nice info site.
Length of a Degree of Latitude and Longitude. This page allows calculation of one degree of latitude and longitude. Lengths are calculated in nautical miles, statute miles, feet, and meters.
The Earth according to WGS 84 - (every degree of latitude).
What is GPS - a nice link to the history, background and how GPS works. There are additional links to other topics related to GPS.
GPS Visualizer: Do-It-Yourself Mapping: GPS Visualizer is a free, easy-to-use online utility that creates maps and profiles from GPS data (tracks and waypoints, including GPX files), street addresses, or simple coordinates. Use it to see where you've been, plan where you're going, or visualize geographic data (business locations, scientific observations, events, customers, real estate, geotagged photos, etc
The GPS Device - a nice coverage "about" GPS etc. This site was found by two students "Jen and Nicole" doing research about GPS.
Maps, Compasses, & GPS's 101 A Basic Course - Just like the link says, a "BASIC COURSE".
Trimble's GPS Tutorial - GPS is a complex technology but understanding it can be quite easy if you take it one step at a time. This tutorial is designed to give you a good basic understanding of the principles behind GPS without loading you down with too much technical detail. For those details see the reference links in their GPS Guide.
GLOBE Program - GPS Investigation: Learning Activities at a Glance. The total Teacher Guide for GPS Investigation at the GLOBE site.
Return to the Main GPS page