When sixteen-year-old Beka becomes "Puppy" to a pair of "Dogs," as the Provost's Guards are called, she uses her police training, natural abilities, and a touch of magic to help them solve the case of a murdered baby in Tortall's Lower City.

With the help of an eccentric ex-governor, a teenaged boy searches for his missing cousin in the Florida wilds.

Like her idol Sherlock Holmes, eighth grader Ingrid Levin-Hill uses her intellect to solve a murder case in her home town of Echo Falls.

"Robyn's scared of dogs--like, really scared. But she agrees to spend her summer working at an animal shelter anyway. (It's a long story.) Robyn soon discovers that many juvenile offenders also volunteer at the shelter--including Nick Di'Angelo, a boy from Robyn's past. A boy she hoped never to see again. Nick has a talent for getting into trouble, but after his latest arrest, Robyn suspects that he just might be innocent. And she sets out to prove...

A father and son detective team investigates the mystery surrounding a book that that makes its readers commit terrible crimes, and a sinister organization known as the Combination.

Zan is baffled when her best friend, Priya, stops answering her emails after moving to California, but new friend, Logan, presents the disturbing possibility that Priya cannot answer.

Sixteen-year-old Katelyn, who has been subjected to her mother's "wanderlust" all her life, discovers that Mom might not be who she says she is, and that someone is hunting them both.

High school senior Karen, who worries that her psychic powers will make her seem different from other people, is frightened at first when a young policeman asks her to use her gift to help the police locate missing children.

When "The Kid" that high schooler Nick sees from the bus every day disappears, Nick and former friend Ava investigate to learn if something is wrong.

In a southern Virginia coal-mining town in 1942, like others in her mother's family, twelve-year-old Bone Phillips finds she also has a Gift. Her particular Gift allows her to see the stories in everyday objects. She finds an anonymous note that says the Gift killed her mother.