Charles needs an idea for his science project fast! But when the Petersons take in Roxy, a Cavalier King Charles spaniel and Chihuahua mix with an injured leg, Charles has an idea. Can Charles train this new pup using the scientific method and help her find a new home?

With the help of a very special pit bull puppy, twelve-year-old Hannah adjusts to moving from Michigan to California and makes friends, despite the birthmark that makes her self-conscious.

Big dogs, small dogs, stripy dogs, spotty dogs. There are so many different kinds of dogs. How can anyone pick one type of dog to love the most?

Bailey the dog is excited to go on a school trip to the Museum of Natural History.

When she suspects that her father has a girlfriend, Melody and her best friend are determined to figure out who it is and why it is a secret.

When the Petersons arrive in Misty Valley for the weekend, Charles learns that a Weimaraner puppy named Bentley is in need of a home and works to find him his forever home.

When three bichon frise puppies are left at Tails Up, Kat worries that nobody will see the sweet, playful side of Bijou because he is shy.

Junior leads his pack of dog friends on a sneaky mission into a museum to steal dinosaur bones for Lola's midnight birthday feast.

Holding her princess wand, six-year-old Posey finds the courage to visit the large dog next door.

The Underdogs and their classmates are taking a break to go to Camp Ruffing It for a few days of camping activities, but all the sounds and smells of the forest keep distracting Harley, causing trouble for everyone.