You know you need to exercise and that your dog has a lot of extra energy. Why not kill two birds with one stone? We aren’t just talking about going on a run or hike with your pup — you can also build muscle, interval train, and hit the water with your dog. “Dogs love to learn and be challenged,” says Michael George Hofrath, a personal trainer and health coach based in California. “Be patient as you teach them any new workout, and you’ll be rewarded with many new exercises you can do together.” These four creative workouts will keep you and Fido fit without getting bored.