Experienced youth investigate responsible breeding, diseases, caring for geriatric dogs, training, service dogs, dog roles and careers related to dogs. This guide provides youth with numerous leadership opportunities. Because youth development programs help build tomorrow's leaders, leadership is a strong theme in Level 3 activities. One will be asked to organize events, investigate complicated issues, give presentations, make decisions and teach others because those are some of the skills good leaders have. One will delve deeper into some topics from Dog 1 and 2 and meet new topics, as well. This guide contains the following chapters: (1) Health and Care; (2) Behavior and Training; (3) Dogs and Society; and (4) Showing Leadership. A glossary is included. A list of resources is included. [For related guides, see ED538888, ED538887, and ED538890.]