Have you searched on Google for "Orienteering lesson plans"? This maybe more what you are looking for and orienteering skills is a great sport for almost any able bodied person. Years ago, I was involved with orienteering and it helped to hone and refine my navigation skills immensely which continue to serve me well today.

This link gives a very good outline of putting together orienteering lesson plans that can probably be easily adapted to what you are looking for.
_________________________
Earth and sky, woods and fields, lakes and rivers, the mountain and the sea, are excellent schoolmasters, and teach some of us more than we can ever learn from books.

John Lubbock