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 nature spread that encourages learning through observation.

A collection of picture riddles for your enjoyment. Celebrates the twentieth anniversary of the I Spy series with classic picture riddles and information on the series' history.

An easy reader with picture clue riddles and search-and-find challenges in which the reader is asked to find various game pieces in the photographs.