During the summer before ninth grade, intrepid Gilda Joyce invites herself to the San Francisco mansion of distant cousin Lester Splinter and his thirteen-year-old daughter, where she uses her purported psychic abilities and detective skills to solve the mystery of the mansion's boarded-up tower. (First in a series.)
Named after a character in a Shakespeare play, misfit sixth-grader Hero becomes interested in exploring this unusual connection because of a valuable diamond supposedly hidden in her new house, an intriguing neighbor, and the unexpected attention of the most popular boy in school.
Seventh-graders Agatha Wong and Orville Wright, who has Asperger's syndrome, try to prove that the prank they organized did not cause the fire that burned down their rival school's field house. (First in a series.)
When Ted and Kat's cousin Salim disappears from the London Eye ferris wheel, the two siblings must work together--Ted with his brain that is "wired differently" and impatient Kat--to try to solve the mystery of what happened to Salim.
Stories included in this collection: A scandal in Bohemia -- The red-headed league -- A case of identity -- The Boscombe Valley mystery -- The five orange pips -- The man with the twisted lip -- The blue carbuncle -- The speckled band -- The engineer's thumb -- The noble bachelor -- The beryl coronet -- The copper beeches.
After winning a basketball reporting contest, eighth graders Stevie and Susan are sent to cover the Final Four tournament, where they discover that a talented player is being blackmailed into throwing the final game. (First in a series.)
Too curious for her own good, Roni, crime reporter for her high school newspaper, teams up with Brian, freshman science geek, to investigate the beating and kidnapping of a classmate. (First in a series.)
After his older brother, a fledgling private detective, agrees to safeguard a package for a dwarf who does not live long, thirteen-year-old Nick scampers to solve the mystery while also trying to stay one step ahead of an assortment of thugs. (First in a series.)
Life becomes more interesting for Ananka Fishbein when, at the age of twelve, she discovers an underground room in the park across from her New York City apartment and meets a mysterious girl called Kiki Strike who claims that she, too, wants to explore the subterranean world. (First in a series.)
With a swimming medal, the key to a mansion, and a comic book about a half-man/half-rat as her only clues, a twelve-year-old girl seeks the true story of her father's mysterious death four years earlier near an island in the Pacific Northwest.
Sam and Sophie arrive in the small town of Venice, decide to stay, and try to blend in. They get jobs, make friends, and practice "talking the talk" instead of "tawking the tawk." Then the most popular girl in town—the queen of the upcoming Rose Festival—disappears. The sisters were the last people to see her and so become prime suspects. Sophie and Sam realize that they’re going to have to find the missing girl themselves if they want to clear their names. Even if their names are fake....
Thirteen-year-old Sammy's penchant for speaking her mind gets her in trouble when she involves herself in the investigation of a robbery at the "seedy" hotel across the street from the seniors' building where she is living with her grandmother. (First in a series.)