Welcome to the Good Dog! Training Academy. We offer positive reinforcement training classes through the city of Murrieta Recreation Center. The levels available are Puppy Nursery school, Freshman, Sophomore, Junior, and Senior. In Puppy School and Freshman class the dogs learn how to sit, stay, watch me, not to pull on the leash, not to jump, lay down, leave it, drop it, and come. The discussions include potty training, destructive behavior, grooming, and nutrition. Puppy School also includes th …