Curated OER
True North, Magnetic North
Young scholars explain why compass angles need to be corrected for regional magnetic variation. They observe the difference between magnetic and true north. Each student measures the angle of variation for a town in a different state.
Curated OER
Orienteering - Lesson 9 - Declination
What's the difference between true north and magnetic north? Lesson 9 has your class practicing mapping using a compass and taking the correct declination into account. This lesson is one part of a 10 lesson unit on orienteering. There...