he is excited about the dummy. again, only throw the dummy three times during any training session.
some pups will want to hold onto the dummy, so do not get involved in a tug of war with pup. instead, blow air briskly into pup's face and grasp the dummy when, in surprise, he opens his mouth. pet and praise pup again.
after several times pup may catch on and not release the dummy when you blow in his face. an alternative is to reach across and toward pup's back end and hook your fingers under his far-side rear hip/leg area. when you lift pup's rear slightly, he will release the dummy; praise 