In a series of diary entries, Leigh tells how he comes to terms with his parents' divorce, acquires joint custody of an abandoned dog, and joins the track team at school.
When young Lucy travels from Latin America to visit relatives in Ohio, she is very homesick until she realizes that the only way to communicate with her cousin's frisky dog is to learn to speak English. Presented in English and Spanish.
A puppy is adopted by a little girl who is not experienced with pets, so the dog must teach her everything she needs to know to take care of him properly.