Compass directions are typically expressed in degrees ... you are prompted to calibrate the compass by rotating the phone 360 degrees. To aid the calibration process, follow the onscreen animation.

The red end of your compass needle is magnetized and wherever you are, the earth's magnetic field causes the needle to rotate until it lies in the same direction ... degree dial to the right so that ...

Orienting means finding the cardinal directions. First, hold the compass flat ... Bearings are measured in degrees, like a circle. North is both 0 and 360 degrees, east is 90 degrees, south ...