mystery and detective stories

Best friends Darcy and Norah create a detective agency called Partners in Crime and are on the case when their classmate, Maya hears a strange voice on the baby monitor when babysitting.

A young woman discovers a murder suspect is innocent - so far.

When their school suffers from an outbreak of food poisoning, Hannah and Ben must uncover the problem before anyone else gets sick.

Fifteen-year-old New Yorkers Lauren and David--brought together by Lauren's art teacher, who is also David's grandmother, a former Warsaw Ghetto resistance fighter, and a survivor of Auschwitz--stumble into an adventure involving an old diary in code, paintings smuggled during World War II, two kidnappings, and the Russian mafia.

Samantha "Sam" Archer, her friends, and their "kindergarten buddies" are on a trip to the River City Children's Museum, which has been plagued by vandalism, and it is up to the sixth-graders and their new buddies to figure out who the vandals are and why they are set on closing the museum.

Catalina "Cat" Duran and her sixth-grade class are on a bowling trip, but in one lane the ball keeps going mysteriously off track, so the four friends decide to investigate the problem.

Edward "Egg" Garrison and his friends are on a field trip to watch the local minor league baseball team, but a theft at the concession stand is delaying the game, so the four sixth-grade detectives decide to investigate.

When thirteen-year-old Logan and his family move into a run-down old house in rural Virginia, he discovers that a woman was murdered there and becomes involved with his neighbor Arthur in a dangerous investigation to try to uncover the killer.

Sam and Beth visit Oak Island for the first time since a mysterious fight between their mother and grandfather three years earlier to find Grandpa obsessed by a hunt for a two-hundred-year-old treasure, and it is not long before the entire family has joined in the quest to find the treasure and solve the mystery of the human skull turned up during their quest.

While spending the summer at The New Newbridge Academy where she will soon begin sixth grade, Noleen finds strange things happening and discovers the special talent her aunts saw in her when she was a motherless infant.