The Black Book of Secrets (series) / F. E. Higgins
When Ludlow Fitch runs away from his thieving parents in the City, he meets up with the mysterious Joe Zabbidou, who calls himself a secret pawnbroker, and who takes Ludlow as an apprentice to record the confessions of the townspeople of Pagus Parvus, where resentments are many and trust is scarce.
Book Scavenger / Jennifer Chambliss Bertman
Just after twelve-year-old Emily and her family move to San Francisco, she teams up with new friend James to follow clues in an odd book they find, hoping to figure out its secrets before the men who attacked Emily’s hero, publisher Garrison Griswold, solve the mystery or come after the friends.
Buzzkill / Beth Fantaskey
Seventeen-year-old Millie joins forces with her classmate, gorgeous but mysterious Chase Colton, to try to uncover who murdered head football coach “Hollerin’ Hank” Killdare–and why.
Chasing Vermeer / Blue Balliett
When seemingly unrelated and strange events start to happen and a precious Vermeer painting disappears, eleven-year-olds Petra and Calder combine their talents to solve an international art scandal.
The Diamond of Drury Lane / Julia Golding
Catherine “Cat” Royal, an orphan who lives at the Drury Lane Theater in 1790s London, tries to find the “diamond” supposedly hidden in the theater, which unmasks a treasonous political cartoonist and involves her in the street gangs of Covent Garden and the world of nobility.
Down the Rabbit Hole (series) / Peter Abrahams
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.
Greenglass House / Kate Milford
At Greenglass House, a smuggler’s inn, twelve-year-old Milo, the innkeepers’ adopted son, plans to spend his winter holidays relaxing but soon guests are arriving with strange stories about the house sending Milo and Meddy, the cook’s daughter, on an adventure.
Jackaby / William Ritter
Newly arrived in 1892 New England, Abigail Rook becomes assistant to R. F. Jackaby, an investigator of the unexplained with the ability to see supernatural beings, and she helps him delve into a case of serial murder which, Jackaby is convinced, is due to a nonhuman creature.
Kiki Strike: Inside the Shadow City (series) / Kirsten Miller
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.
Last Shot: A Final Four Mystery / John Feinstein
After winning a basketball reporting contest, eighth graders Stevie and Susan Carol are sent to cover the Final Four tournament, where they discover that a talented player is being blackmailed into throwing the final game.
The London Eye Mystery / Siobhan Dowd
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.
Loot / Jude Watson
When Alfie McQuinn, the notorious jewel thief, is killed on a job, his last words to his son, March, are to “find jewels” and this instruction leads the boy to Jules, the twin sister he never knew he had–and the perfect partner to carry on the family business.
Murder is Bad Manners / Robin Stevens
At an English boarding school in the 1930s, crime-solving friends Hazel Wong and Daisy Wells struggle to find an exciting mystery to investigate until Hazel discovers the dead body of Miss Bell, the science teacher.
Rose Queen / M. E. Rabb
Sam and Sophie leave Queens and settle in Venice, Indiana, under new identities, but the disappearance of Noelle McBride, Venice’s Rose Queen, threatens to expose them and sends the girls on a quest to solve the case themselves.
So Yesterday / Scott Westerfeld
Hunter Braque, a New York City teenager who is paid by corporations to spot what is “cool,” combines his analytical skills with girlfriend Jen’s creative talents to find a missing person and thwart a conspiracy directed at the heart of consumer culture.
Somebody on This Bus is Going to be Famous / J.B. Cheaney
During a torrential rainstorm, a school bus goes off the road and, with the driver unconscious, it is up to her passengers to try to rescue each other and go for help.
Three Times Lucky / Sheila Turnage
Washed ashore as a baby in tiny Tupelo Landing, North Carolina, Mo LoBeau, now eleven, and her best friend Dale turn detective when the amnesiac Colonel, owner of a cafe and co-parent of Mo with his cook, Miss Lana, seems implicated in a murder.
Twelve Minutes to Midnight / Christopher Edge
Thirteen-year-old Penelope, the secret author of macabre tales in “The Penny Dreadful,” Victorian London’s bestselling magazine, investigates the mystery of a strange phenomenon occurring in the local insane asylum.
The Westing Game / Ellen Raskin
The mysterious death of an eccentric millionaire brings together an unlikely assortment of heirs who must uncover the circumstances of his death before they can claim their inheritance.