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.

"Mickey Bolitar and his friends continue to investigate the Abeona Shelter, while Mickey searches for answers about his father's tragic death"--

Detectives' Row is full of talented investigators, but Toby Montrose isn't one of them. He's only an assistant at his uncle's detective agency, and he's not sure he's even very good at that. Toby's friend Ivy is the best sleuth around -- or at least she thinks so. They both see their chance to prove themselves when the famed Hugh Abernathy announces a contest to choose the World's Greatest Detective. But when what was supposed to be a game turns into...

After the death of his ex-girlfriend Carly, northern California high school student Neily joins forces with Carly's cousin Audrey to try to solve her murder.

As seventeen-year-old Jill Jekel and classmate Tristen Hyde work together on a chemistry project, hoping to win a scholarship for her and a cure for his curse, they also uncover family secrets and a chemistry of their own.

Birdie Gaux's dog, Bowser, considers himself in charge of security at 19 Gentilly Lane, so when the house is broken into Bowser wants to find the man with the limeade aftershave (and the cat) responsible--but nobody seems to know what the culprits were looking for, or why a strange girl is asking questions about Birdie's father, a policeman who was killed in the line of duty years before Bowser was adopted.

"No one knows who killed Mrs. Donaldson, or where she hid her fortune.  When Logan and his family move into her old house, Logan is dragged into trying to solve the mystery of his new friend, Arthur.  The pursuit of clues leads them straight into trouble, and ultimately to a derelict and creepy amusement park.  But little do the boys suspect that the closer they get to the truth, the more danger they're in..."--Back cover.

Mickey and new friends Ema and Spoon tracking down pieces of a mysterious puzzle and learning dangerous secrets about Mickey's father's death.

Seventeen-year-old Emma Paxton steps into the life of her long-lost twin Sutton to solve her murder, while Sutton looks on from her afterlife.

Josie, the seventeen-year-old daughter of a French Quarter prostitute, is striving to escape 1950 New Orleans and enroll at prestigious Smith College when she becomes entangled in a murder investigation.