"Twelve-year-old Minerva Keen forms a detective club to uncover who is poisoning residents of her storied Chicago apartment building, knowing that any one of her neighbors could be the poisoner--or the next victim"--

"Although it is autumn in the small English town of Bishop's Lacey, the chapel is decked with exotic flowers. Yes, Flavia de Luce's sister Ophelia is at last getting hitched, like a mule to a wagon. "A church is a wonderful place for a wedding," muses Flavia, "surrounded as it is by the legions of the dead, whose listening bones bear silent witness to every promise made at the altar." Flavia is not your normal twelve-year-old girl. An expert in the...

After the death of his wife, Carson Drew decides to leave Chicago behind and make a fresh start with his daughter in River Heights. But for sixteen-year-old Nancy Drew, life in a small town is mighty dull. She longs for excitement, adventure, and the chance to make a difference. Nancy gets that opportunity when she is asked to help solve the ghostly activity at the Twin Elms mansion. Can she help explain the creaking footsteps, exploding lightbulbs,...

Brother detectives Frank and Joe search a hidden castle for clues to help them find a missing comic book in the nineteenth book in the thrilling Hardy Boys Adventures series.
Frank and Joe have been hanging out at Sir Robert's Comic Kingdom, the local comic and gaming shop, and got the exclusive invite to this year's Halloween costume ball at Bayport's one and only castle. Sir Robert plans to use the big event to unveil his most prized possession,...

"Colin and Nevaeh are great at finding things. After all, they found each other and became best friends--even though their parents are business rivals. They also found hidden boxes of secret letters, which led them to unravel mysteries about kids from the 1970s. But when they started Mystery Solvers Inc., they didn't expect to be asked to find a ghost. Ree recruits them to investigate a series of old, spooky photos left behind in her family's new...