Mr. Lemoncello's Great Library Race by Chris Grabenstein

An eccentric game-maker stages a high-stakes library-themed competition that sends teams of kids racing through puzzles, clues and literary challenges both inside and beyond the stacks. Friends old and new must use teamwork, creativity and knowledge of books to solve tricky riddles, outwit rivals and overcome sabotage, learning about friendship, sportsmanship and the power of reading along the way.

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