Nancy Drew, ingenious, alert, is the daughter of a famous criminal lawyer and she herself is deeply interested in his mystery cases.

A loner who communes with the dead in the town cemetery hears the voice of a murdered cheerleader and tries to convince the adults that he knows what happened to her.

After his friend Will, a pickpocket in London in 1715, is murdered as part of a series of mysterious deaths, fifteen-year-old Tom Marlowe asks his friend Dr. Harker to help find the killer.

On holiday with Hazel's father, Daisy and Hazel secretly investigate a murder on the Orient Express, rushing to solve it before another murder occurs, or someone else finds the killer.

As a nearly full-fledged member of the Agency, the all-female detective unit based in Miss Scrimshaw's Academy for Girls, Mary Quinn, disguised as a poor apprentice builder, must brave the sinister underworld of Victorian London in order to unmask a murderer.

The Lilac. The bard songs say that she's the world's most fearsome bounty hunter. That there's no criminal she can't catch, no mystery she can't solve. None of that is true. Yet. In reality, the Lilac is just a kid, and the bard who wrote all that is her best friend, Dulcinetta. But the Lilac has set her goals on becoming the best bounty hunter in the Thirteen Kingdoms--and when a priceless artifact goes missing from the home of famed monster hunter...