Suspecting that Cary and his Mischief Knights are behind recent school vandalism pranks, Kristy and the Baby-sitters begin an investigation that challenges them to solve eight puzzles in order to catch the real culprits.
Suspecting that Cary and his Mischief Knights are behind recent school vandalism pranks, Kristy and the Baby-sitters begin an investigation that challenges them to solve eight puzzles in order to catch the real culprits.
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