Lizzie struggles to overcome the closed, internal world of autism when a new girl moves into her neighborhood, befriends her, then insists that Lizzie join her in seeking revenge on the boys who tease them

Shay Remby and her gang of renegades have struck a blow to the Singular Corporation by rescuing Shay's brother and Fenfang, a girl who literally knows too much. Can the knowledge brought by these ex-captives help Shay and her friends expose the crimes of this corrupt corporation?

"Seventeen-year-old Cassie, who has a natural ability to read people, joins an elite group of criminal profilers at the FBI in order to help solve cold cases"--

When seventeen-year-old Piper Gray starts a true crime podcast investigating a seventeen-year-old murder cold case, she puts her life in danger as she digs deep into the mysteries of the past. "Seventeen years ago, Layla Trello was murdered and her killer was never found. Enter true-crime fan Piper Gray, who is determined to reopen Layla's case and get some answers. With the help of Jonas--who has a secret of his own--Piper starts a podcast investigating...

"There's a mystery mischief-maker on the loose in Hills Village! Can Junior solve the mystery before disaster strikes?"--

Ten brief cases allow the reader to match wits with ten-year-old crime-buster, Encyclopedia Brown, as he investigates such cases as whether a diary of George Washington's mother is authentic, or if a UFO picture supposedly taken by the army is real.

"There's dreadful news from the symphony hall, the composer is dead! If you have ever heard an orchestra play, then you know that musicians are most certainly guilty of something. Where exactly were the violins on the night in question? Did anyone see the harp? Is the trumpet protesting a bit too boisterously? In this perplexing murder mystery, everyone seems to have a motive, everyone has an alibi, and nearly everyone is a musical instrument. But...

Eighteen-year-old Nikki's unconditional love for Dee helps her escape from her problems, but when he involves her in a murder Nikki winds up in prison, confronted with hard facts that challenge whether Dee ever loved her, and she can only save herself by telling the truth about Dee

When money for a class trip to Washington, D.C., disappears from Mrs. Ramirez's room at Woodlands Junior High, Corey becomes the prime suspect, but the students in Club CSI are convinced that he is innocent

"Minerva Keen's life isn't exactly normal. But living in the luxurious Arcanum - with its interior balconies perfect for playing tag, an elevator like an iron birdcage, and quirky neighbours behind every apartment door - is more fun than normal. Until her neighbours start getting poisoned. Anyone could be next, and everyone is a suspect, including Minerva herself. To clear her name and help the police crack the case, Minerva starts her own detective...