A Drupal Book is a collection of closely related, hierarchical information that is managed by the Book module.
Think of it as you would a real life textbook, with chapters and sections.
For more information about using Drupal Books, please see the Books chapter in our OSU Drupal Deep Dive technical manual.
Available here is a comprehensive list of all related FAQ contained on this site, for this application. To filter the results down to a specific User Level, just make a selection from the User Level field provided and click the Apply button.