Easy-to-read riddles by Jean Marzollo are paired with forty-six object-filled photographs by Walter Wick to create the most engaging alphabet book ever! Young readers can use the simple picture clues to recognize the letter and letter-sound featured on each page. There are more than thirty million I Spy books in print! | I Spy A to Z: A Book of Picture Riddles by Jean Marzollo, Hardcover | Indigo Chapters