Nine-year-old Shelby Holmes, the best detective in her Harlem neighborhood, and her new easy-going friend from downstairs, eleven-year-old John Watson, become partners in a dog-napping case.

Unexpected media attention in their Harlem neighborhood bring Shelby Holmes, nine, and John Watson, eleven, a new case that sends them undercover as figure skaters.

Nine-year-old Shelby Holmes and eleven-year-old John Watson team up again, this time to investigate the new science teacher at the Harlem Academy of the Arts.

Unexpected media attention in their Harlem neighborhood bring Shelby Holmes, nine, and John Watson, eleven, a new case that sends them undercover as figure skaters.

Super sleuths Shelby Holmes and John Watson must survive an overnight Halloween stakeout while investigating a local apartment building, where residents hear an unearthly dog's howl at night.