Rhyming verses ask readers to find hidden objects in the photographs.

With more than 2.5 million copies sold of the first five books in the series, I Spy has proven itself a winner. The best and brightest yet, I Spy School Days is filled with glorious, color, two-page photographic spreads which feature brainteasers to solve in a blackboard scene, hundreds of tiny objects to ponder in a classification puzzle, Rube Goldberg contraptions to figure out, and more. Picture puzzles featuring photographs of school scenes.

Rhyming verses ask readers to find hidden objects in photographs.

This book has two-paged pictures with rhyming riddles for the "I Spy" hunt.

Rhyming text invites the reader to find hidden objects representing the numbers from one to ten.

Rhyming text and colorful illustrations describe the efforts of aquatic biologist Pam to help Pierre, an African penguin living at the California Academy of Sciences, when he begins to go bald.

Rhyming verses ask readers to find hidden objects in the phohotographs.

Simple text challenges the reader to find objects hidden in the photographs.

Rhyming verses ask readers to find hidden objects in the photographs. Contains the objects most difficult to find in the previous books.

Rhyming text invites young readers to find hidden objects in the photographs, or the matching of words or letters with objects.