Books by Jean Marzollo
I Spy Little Book
I Spy a to Z a Book of Picture Riddles
I Spy Treasure Hunt a Book of Picture Riddles
I Spy a Book of Picture Riddles
I Spy Animals
I Spy School Days a Book of Picture Riddles
I Spy Letters
I Spy Christmas a Book of Picture Riddles
I Spy Fantasy a Book of Picture Riddles
I Spy Mystery a Book of Picture Riddles
I Spy Little Animals a Book of Picture Riddles
I Spy Year Round Challenger a Book of Picture Riddles
I Spy Ultimate Challenger a Book of Picture Riddles
I Spy Extreme Challenger a Book of Picture Riddles
I Spy Fun House a Book of Picture Riddles
I Spy Little Letters
I Spy Little Toys
I Spy Gold Challenger a Book of Picture Riddles