The story of a family in the making and the wondrously neurotic dog who taught them what really matters in life. Is it possible for humans to discover the key to happiness through a bigger-than-life, bad-boy dog? Just ask the Grogans.--From publisher description.

When a puppy who is being trained as a police dog goes missing, third-grader Judy forms a detective agency to solve the mystery, imitating her literary heroine, Nancy Drew.

John and Jen are journalists who are a newly married couple. Marley is the adopted puppy that no one wants, a high-strung lab who is virtually untrainable. Marley shreds cushions, destroys floors and walls and most everything in between. Instead of taking him to the pound, they love their dog and he faithfully loves them in return. John and Jen eventually have three children and Jen gives up her career to be a mom. John's career continues to advance...

When all humans in his world disappear, Max, a yellow Labrador Retriever, searches for Madame Curie who, he knows, will help find his people but as he and friends Rocky and Gizmo search, they face angry wolves, a gang of subway rats, and the Corporation, a supposed "perfect" society for dogs.

"Hero, a retired police search-and-rescue dog, is not prepared for a stray puppy to come into his life. But when he and twelve-year-old Ben find Scout injured and afraid, the new addition leads them down an unexpected and dangerous path. When Scout goes missing, it's up to Hero to use his search-and-rescue skills to find Scout and bring him home. Get ready for a canine adventure full of danger, loyalty, and the unbreakable bond between a boy and his...