Curated OER
GPS Scavenger Hunt
Students go on a GPS scavenger hunt. They use GPS receivers to find designated waypoints and report back on what they found. They compute distances between waypoints based on the latitude and longitude, and compare with the distance the...
Library of Congress
Loc: Everyday Mysteries: What Is Gps?
Where are you and where are you going? Visit this site and learn the discovery and purpose of GPS, Global Position Systems.
University of Colorado
University of Colorado: Global Positioning System Overview
A good overview of the Global Positioning System. Describes what it is, how it works, and goes into detail about its different applications.
Smithsonian Institution
Smithsonian Institution: Time and Navigation
Explore navigation methods by sea, air, and space, what latitude and longitude mean, how GPS works, about satellite navigation, and learn about professional navigators. Includes a timeline of developments in navigation from 1280 to the...