mystery fiction

When the class's Valentine candy disappears, Jigsaw and Mila try to figure out who stole it.

Sly uses her detective skills to help her friends solve the case of the soccer switch, the kick craze and the basketball blues.

"[A] picture book mystery starring a hopelessly lost narrator, an unqualified detective, and a very sneaky janitor, who are all surprised to discover that second chapter of the very book of which they are a part is-gasp-missing!"--OCLC.

When a diphtheria epidemic hits her 1840 village, thirteen-year-old Jessie discovers it is actually a 1995 tourist site under unseen observation by heartless scientists, and it's up to Jessie to escape the village and save the lives of the dying children.

Seventeen-year-old Aidan finds himself alone in a fancy NYC hotel and, being young and red-blooded, he tries to hook up with someone new only to end up in a room with a corpse and a mysterious flash drive. Aidan is mistaken for the perpetrator and must go on the run from everyone--the authorities, his family, his friends, and the people now out to kill him.

Nancy, George, and Bess investigate when electronics are stolen from an April Fool's party.

The Aldens investigate to see if a ghost has stolen valuable statues from their grandfather's Skeleton Point mansion.

"Teenager Olivia Danvers knows that the previous residents at 16 Olcott Place moved out in the middle of the night, but nobody really knows why; the new family, the Donahues, have three children including a daughter, Janie, Olivia's age, and the two become close friends--but when the threatening letters start arriving from the 'Sentry of Glennon Heights' the two girls realize that the house and town are hiding sinister secrets, which could tear their whole world apart"--Provided by publisher.

When Marzana's parents are recruited to solve an odd crime, she assembles her own team, including a ghost, to investigate the kidnapping.

World-renowned Harvard symbologist Robert Langdon is summoned to a Swiss research facility to analyze a mysterious symbol that has been seared into the chest of a murdered physicist, and to his surprise and horror he discovers that an ancient secret brotherhood has resurfaced.