All puppies grow up to be dogs, but these ten lucky puppies grow up to be dogs with jobs. The story counts down from ten to zero as each puppy pairs up with a hardworking human--a firefighter, a lifeguard, and a clown, among others. But no matter what their duties, these ten puppies get plenty of playtime, treats, and love. With Lynn Reiser's simple text and colorful illustrations, young readers will enjoy learning about popular canine careers while also doing some simple subtraction . . . without working very hard at all. "Includes a "Paw Notes" section with interesting information about working dogs as well as simple arithmetic."