When ten-year-old orphan Peter Augustus Duchene encounters a fortune teller in the marketplace one day and she tells him that his sister, who is presumed dead, is in fact alive, he embarks on a remarkable series of adventures as he desperately tries to find her.

Ivan is an easygoing gorilla. Living at the Exit 8 Big Top Mall and Video Arcade, he has grown accustomed to humans watching him through the glass walls of his domain. He rarely misses his life in the jungle. In fact, he hardly ever thinks about it at all. Instead, Ivan thinks about TV shows he's seen and about his friends Stella, an elderly elephant, and Bob, a stray dog. But mostly Ivan thinks about art and how to capture the taste of a mango or...

When a lazy bird hatching an egg wants a vacation, she asks Horton, the elephant, to sit on her egg--which he does through all sorts of hazards until he is rewarded for doing what he said he would.

Elephant Gerald and Piggie want to go for a drive, but as Gerald thinks of one thing after another that they will have to take along, they come to realize that they lack the most important thing of all.

When Gerald the Elephant is sad, Piggie is determined cheer him up, but finds after many tries that it only takes the simplest thing to change Gerald's mood.

Best friends Elephant and Piggie decide that they will try to surprise each other, with unexpected results.

Discusses elephants, their physiology, behavior, evolution, relatives, uses by humans, and conservation.

Knowing the havoc it will cause, all the animals try to prevent the elephant from sneezing.

Gerald and Piggie discover the joy of being read. But what will happen when the book ends?

Piggie is upset because a whale took the ball she found, but Gerald finds a solution that pleases all of them.