How does a compass work? | Live Science
How to Find True North | HowStuffWorks
Compass use in Orienteering
The compass needle always points towards direction.
How does a magnetic compass work? - Explain that Stuff
Compass - Wikipedia
Magnetic North vs Geographic (True) North Pole - GIS Geography
Compass
What would a compass point to if you were at the North Pole? - ScienceBob.com
Why do magnets always align in the North-South direction? - Quora
True north and magnetic north: what's the difference? | Royal Museums Greenwich
How to Find True North | HowStuffWorks
Can Your Electronic Gadgets Interfere With Your Compass? | WIRED
magnetic fields - If a compass is placed near the middle of the magnet, where will the compass needle point? - Physics Stack Exchange
How to Use a Compass Step-by-Step - Dalvey
COMPASSES AND MAPS
How to use the watch as a Compass (Northern Hemisphere for instance) | CITIZEN WATCH Global Network
Compass: Which way is north? (video) | Khan Academy
How to Find North with a Compass and Take a Pee without Getting Lost - SectionHiker.com
Why maps point North on top?
Why is East and West reversed on a Brunton compass? - Quora
Compass rose - Wikipedia
