For a great weekend adventure that's ideal for Cub Scouts or a den or pack activity, try letterboxing! This low-tech version of geocaching combines hiking, puzzle solving, and rubber-stamp artistry with the thrill of treasure hunting. This introductory guide includes history, rules, and etiquette, along with instructions on making stamps and letterboxes, basic land navigation techniques, writing and following clues, and more. Soft cover, 110 pages.