Introduction to Scent Work 1. This course harnesses the power of the canine nose and allows your dog to satisfy its natural desire to hunt. In this class you will learn the basics of nose work. When searching an area, you and your dog will learn how to work as a team. This course is meant to be a fun, allowing the dog and handler team to interact with lots of praise and tasty treats. It is open to all ages and skill levels. Basic obedience is recommended, but not required.