I Spy School Days: A Book of Picture Riddles
by By Marzollo, Jean and Wick, Walter (PHT)
Category: Juvenile Nonfiction , Games & Activities , Puzzles

Provides brainteasers to solve in a blackboard scene, hundreds of tiny objects to ponder in a classification puzzle, Rube Goldberg-type contraptions to figure out, and a lavish nature spread that encourages learning through observation.