Disney/Pixar The Good Dinosaur is a humorous and exciting original story about Arlo, a lively Apatosaurus with a big heart. After a traumatic event unsettles Arlo's family, he sets out on a remarkable journey, gaining an unlikely companion along the way—a human boy. This Step 1 Step into Reading leveled reader based on the film is perfect for children ages 4-6. Step 1 Readers feature big type and easy words. Rhymes and rhythmic text paired with picture clues help children decode the story. For children who know the alphabet and are eager to begin reading.