Has an attached 30-button audio module that enables children to connect sound to 30 unique animal illustrations by artist Eric Carle. Each button represents an animal, bird, or insect that might be found on a farm. Press the button to hear the name of the creature and a sound associated with it. Here are the animals in the book: bull, cow, goat, pig, sheep, lamb, donkey, horse, hen, turkey, chick, rooster, cat, dog, mouse, frog, duck, turtle, fish, crow, sparrow, owl, woodpecker, snake, rabbit, cricket, dragonfly, bee, butterfly, and Eric Carle's famous very hungry caterpillar.