Herbie and his dog look at many kinds of houses to find a style just right for a doghouse.

    This fascinating book explains the composition of scent, how it works in the dog's nose, and what affects scent and much more! · The Sense of Smell · Anatomy and Physiology · Theories and Odor · The Human as a Scent Source · Transmission · Atmospheric Factors and Airborn Scent · The Ground Scent Picture · Working on Dog's Scent · Snow Experiments