By Bill Martin, Jr., Author & Eric Carle, Illustrator. A beloved classic now available for the first time in this perfect-for-storytime size What will you hear when you read this book to a preschool child? Lots of noise! Children will chant the rhythmic words. They'll make the sounds the animals make. And they'll pretend to be the zoo animals featured in the book--look at the last page! For ages 1 and up.