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Inspiring Inquiring
Minds: Using GPS in the Classroom
• GPS is funded by US Department of Defense (DOD).
• GPS stands for Global Positioning System
What is GPS?
What is GPS?
• The first GPS satellite was launched in 1978.
• The launch of the 24th satellite in 1994 completed the system.
What is GPS?• The GPS Constellation consists of 24
satellites that orbit the earth in 12 hours.
• GPS receivers, receiving several satellites at the same time, can compute position, speed and time estimates.
How is the GPS used?
• MilitaryNursing• Forestry Emergency
services• Biology Police• Fishing Automobiles• Hunting Ships• BoatingAircrafts• Racing
• A GPS device receives signals from satellites orbiting the earth
• Examples:• Real Time Satellite Tracking
• Google Earth
How does GPS work?
Real Time Satellite TrackingHancock Creek Elementary SchoolBayshore ElementaryHector A. Cafferata Elementary School
What is Geocaching?
• One of the fastest growing “new” sports.
• Has participants in many countries outside of the US and Canada.
• Is a modern day active treasure hunting activity that allows you to use GPS – and therefore a “global address” – to locate a cache.
A Good Introduction
• Geocaching Catching On
Cache in Tree 1“Key to Freedom”
Path to Cache 1
To the left of the restrooms…
Read the directions carefully!
Black Island Trailhead to Cache 2
Information About the Trail
Cache 2
• Sometimes they are not so easy to find….
Its about enjoying the journey….
• Gopher Tortoise Burrow
Eastern Ring-neck snake
Gumbo Limbo Tree
Spanish Moss
Strangler Fig
Are there rules for Geocaching?
• Yes, there are:– 1. Take something from the
cache – 2. Leave something in the
cache – 3. Write about it in the
logbook– 4. Do not move the cache
What do I need to start a Geocache?
• Container(s) with a lid – usually plastic and waterproof
• At least one GPS device• Something to put in the
cache
