The disappearance of a new puppy named Ginger and the appearance of a mysterious man in a mustard yellow hat bring excitement into the lives of the Pye children.

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.

Three little Swedish sisters find a wet and unhappy dog outside their door on a rainy day, care for him, return him to his owner--and find him outside again the next day.

Alfie Wolfe is put out because his twin sister is actually stronger than he is--but not even Alfreeda can deal with Murphy, a powerful Rottweiler with an obsession about the cow next door, by herself.

"Shawn and Kat Choi try to find a forever home for a stray bullmastiff"--

Alfie Wolfe is a lot messier than his twin sister Alfreeda, but he may have met his match in Dudley, an English bulldog with a serious drool problem--and it is up to Alfie to care for and clean up after him at the Hound Hotel.

"Shawn and Kat Choi find ways to keep a mischievous Irish setter busy before she gets them into trouble"--

Alfie Wolfe thinks his twin sister is the biggest pain in the world and they are constantly getting into fights, until he observes how patiently the German shepherd Crosby at the Hound Hotel behaves with his super annoying little "brother" puppy, Bruno.

Digger is not feeling well but after his sister, Daisy, convinces him to go see a doctor she must still persuade him to be brave by getting her own examination.

The Black Dog of depression has descended over Dublin, but siblings Rayzer and Gloria are determined to stop it, and soon they are joined by thousands of other children and some magical animals on a chase through the streets, parks, and beaches of Dublin.