12 Days at the Zoo is a children's counting book. It centers around a young girl and boy, and the different animals they see on their trip to the zoo. Because it is written with the same cadence and melody as the beloved Christmas Carol, "The Twelve Days of Christmas," this zoo book is easy to memorize, and can be sung as well as read. Along with the beautifully detailed and colorful illustrations of each animal, this zoo book will definitely be enjoyed by both young and old alike.