A mystery is a story about a crime or mysterious occurrence and the investigation that leads to its solution. Many children’s mysteries come in series.
*Indicates appropriate age
During the reading of their grandmother’s will, Dan and Amy Cahill learn that their family is one of the world’s most powerful--and the source of that power is hidden around the world in the form of 39 Clues. The siblings are soon caught in a dangerous race in this interactive book. First in a series.
JF Thirty-nine Lexile: 610
A wacky and fun series about Dink Duncan and his two friends who solve mysteries. Each title in the series starts with a different letter in the alphabet.
JF Roy Lexile: 410-590
Benjamin and his friend Jill follow clues to solve a mystery and save their school from being torn down.
JF Clements Lexile: 810-880
In this series, young detective Jeffrey Bones solves mysteries using his detective tools, logic and intelligence. A series with a mix of humor and kid related experiences.
JF Adler Lexile: 450
Four orphaned children run away and live in a boxcar until they are found by their grandfather. First in a series.
JF Warner Lexile: 490
While searching for his mysteriously lost human family, Buddy the dog is adopted by another family and helps solve the mystery of their missing boy. First in a series.
JF Butler Lexile: 450
Though scoffed at by Harold the dog, Chester the cat tries to warn his human family that their foundling baby bunny must be a vampire.
JF Howe Lexile: 700
Seven-year-olds Bradley, Brian, Nate, and Lucy make observations and gather clues to solve mysteries.
JF Roy Lexile: 410-510
In this series, Cam Jansen solves crimes with the help of her friend, Eric Shelton, and her photographic memory. There are multiple books in this series, including very easy readers.
JF Adler Lexile: 360-590
Nancy Springer – Enola Holmes, much younger sister of detective Sherlock Holmes, must travel to London in disguise to unravel the disappearance of her missing mother. Additional Enola Holmes mysteries are available as well.
JF Springer Lexile: 1020
When strange and seemingly unrelated 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.
I FIC Balliett Lexile: 770
Grade school ain’t for sissies. Nobody knows this better than Chet Gecko, finest lizard detective at Emerson Hicky Elementary. This series follows Chet and his partner, Natalie Attired, in their investigations.
JF Hale Lexile: 410-580
In the dead middle of summer, the Scarface Detectives investigate their creepiest case yet when a mysterious client sends them to Oak Hill Cemetery, where Loonie Loraine is buried.
JF Joosse Lexile: 400
A dollhouse filled with a ghostly light in the middle of the night and dolls that have moved from where she last left them lead Amy and her retarded sister to unravel the mystery surrounding grisly murders that took place years ago.
I FIC Wright Lexile: 670
After moving from London to an old mansion on the English coast, eleven-year-old twins Jason and Julia discover that their new home has twisting tunnels, strange artifacts from around the world, and a mysterious, locked door. First in a series.
JF Baccalario Lexile: 610
Ten brief cases allow the reader to match wits with ten-year-old crime-buster, Encyclopedia Brown, as he locates stolen jewels, retrieves a stuffed tiger, and more. Solutions included. Part of a series.
JF Sobol Lexile: 750
Twelve-year-old Kyle gets to stay overnight in the new town library, designed by his hero (the famous gamemaker, Luigi Lemoncello), with other students but finds that come morning he must work with friends to solve puzzles in order to escape.
I FIC Grabenstein Lexile: 720
The ragamuffin boys known as the Baker Street Irregulars help Sherlock Holmes solve the mysterious deaths of a family of circus tightrope walkers.
JF Mack Lexile: 850
Ten-year-old Leo’s future and the fate of the extraordinary Whippet Hotel, where his father is the maintenance man, are at stake when a series of cryptic boxes leads Leo to hidden floors, strange puzzles, and unexpected alliances. First in a trilogy.
JF Carman Lexile: 870
Twelve-year-old Claudia and her brother Jamie run away to New York and take up residence in the Metropolitan Museum of Art. There she sees a statue so beautiful she wants to discover its maker. The first clue is the statue’s former owner, an unusual old woman named Mrs. Basil E. Frankweiler.
JF Konigsburg Lexile: 700
Geronimo Stilton, a journalist for the Rodent’s Gazette, is a nervous, mild-mannered mouse who keeps getting involved in far-away adventures.
JF Stilton Lexile: 450-720
Fletcher Moon, nicknamed "Half Moon" because of his shortness, must track down a conspiracy or be framed for a crime he did not commit.
I FIC Colfer Lexile: 620
*Ages 10- 12
Hank the cowdog is the Head of Ranch Security and solves mysteries on the cattle ranch where he lives.
JF Erickson Lexile: 670-940
Detective brothers, Frank and Joe Hardy, work together to solve crimes.
JF Dixon Lexile: 610-730
Xena and Xander Holmes, an American brother and sister living in London for a year, discover that Sherlock Holmes was their great-great-great grandfather when they are inducted into the Society for the Preservation of Famous Detectives and given his unsolved casebook, from which they attempt to solve the case of a famous missing painting.
JF Barrett Lexile: 650
Jigsaw and his friend Mila team up to solve a variety of mysteries.
JF Preller Lexile: 290-540
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.
JF Dowd Lexile: 640
When a famous millionaire asks young detectives Max and Maddy Twist to investigate who is sabotaging an international balloon race for charity, they find themselves competing against world-renowned balloonists--and one old nemesis.
JF McCall Lexile: n/a
Twelve-year-old Abilene Tucker is the daughter of a drifter who, in the summer of 1936, sends her to stay with an old friend in Manifest, Kansas, where he grew up, and where she hopes to find out some things about his past.
I FIC Vanderpool Lexile: 800
Hazel Wong is from Hong Kong and has come to boarding school in England. She is befriended by one of the most popular girls in her grade, Daisy Wells, and they form a secret detective agency. When Hazel finds the body of one of their teachers lying in the gymnasium they know they have their first big case.
I FIC Stevens, Lexile: 910
After passing a series of mind-bending tests, four children are selected for a secret mission that requires them to go undercover at the Learning Institute for the Very Enlightened, where the only rule is that there are no rules. First in a series.
I FIC Stewart Lexile: 890
Fifteen-year-old Miss Penelope Lumley, a recent graduate of the Swanburne Academy for Poor Bright Females, is hired as governess to three young children who have been raised by wolves and must teach them to behave in a civilized manner quickly, in preparation for a Christmas ball. First in a series.
JF Wood Lexile: 1000
Teenage detective, Nancy Drew, sets out to solve various mysteries in this series of books.
JF Keene Lexile: 660-780
Nate the Great and his cousin Olivia are on the case. No mystery is too small for these pint sized detectives.
JF Sharmat Lexile: 370
A string of daring burglaries has taken place in Big City, and precious lapdogs are disappearing. Who is behind this crime wave? Ottoline Brown and her best friend, Mr. Munroe, are on the case!
JF Riddell Lexile: 760
Candice has moved in to what used to be her grandmother’s home for the summer. There she meets the neighbor boy, Brandon, and together they start to investigate rumors of a hidden treasure and the circumstances surrounding an
event many years ago that had brought disgrace on her grandmother.
I FIC Johnson Lexile 610
Train noises without trains and mysterious explosions baffle the residents of South Wiggot as eleven-year-old Bryan and his friend Spot try to connect the strange happenings with the town’s newest industry and its president, Mr. Keen.
JF Sensel Lexile: 700
Four girls who attend a private school are asked by an old lady to solve a 20-year-old mystery that will lead them to the hiding place of a valuable historical and religious artifact. Of course, there are those who try to stop them. The girls use their wits, and their considerable academic knowledge to solve the puzzle.
I FIC Beil, Lexile 730
Ted Hammond, the only sixth grader in his small Nebraska town’s one-room schoolhouse, searches for clues to the disappearance of a homeless family.
JF Clements Lexile: 840
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.
I FIC Van Draanen Lexile: 840
Adventurous detectives, Cass, an ever-vigilant survivalist, and Max-Ernest, a boy driven by logic, try to solve mysteries revolving around a secret.
JF Bosch Lexile: 690-810
You would think that living in a town of fairy tale characters would be a dream come true, but for orphans Sabrina and Daphne Grimm life is one fantastic mystery after another. First in a series.
JF Buckley Lexile: 840
Ryan investigates strange occurrences in his hometown with the help of video clips from Sarah, a fellow detective. The reader may view Sarah’s videos on a website by using the links and passwords found in the text.
JF Carman Lexile: 740-830
Sly uses her detective skills to help her friends solve the case of something fishy, something cooking, and something seedy.
JF Napoli Lexile: 300
Fourteen-year-old Nick and his bumbling detective brother Tim Diamond investigate a mystery involving international spies and assassins.
I FIC Horowitz Lexile: 570
With two attorneys for parents, thirteen-year-old Theodore Boone knows more about the law than most lawyers do. But when a high profile murder trial comes to his small town and Theo gets pulled into it, it’s up to this amateur attorney to save the day. First in a series.
I FIC Grisham Lexile: 790
Saved from a flooded river during a hurricane Moses is taken in and raised by a quirky but lovable couple who own a diner in a small town in North Carolina. Things in that town get pretty interesting when there is a murder and Mo’s friend, Dale, becomes a suspect.
I FIC Turnage, Lexile 560
J.J. used to be a rescue dog, but now lives as an "outdoors" dog on a farm. He tries to keep his rescue skills alive by protecting the other farm animals. When a mother hen comes to him and explains that one of her babies has gone missing, J.J. is on the case.
JF Cronin, Lexile 570
Eighth-grade sports reporters Susan Carol and Stevie reunite at the U.S. Open tennis championships where they investigate the mysterious disappearance of a top Russian player.
JF Feinstein Lexile: 760
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.
I FIC Raskin Lexile: 750
Racing against the clock, shy middle-school student Lily and her best friends must foil the plot of her father’s conniving boss to conquer the world using an army of whales.
JF Anderson Lexile: 760
As her mother prepares to be a contestant on the 1970s television game show, "The $20,000 Pyramid," a twelve-year-old New York City girl tries to make sense of a series of mysterious notes received from an anonymous source that seems to defy the laws of time and space.
JF Stead Lexile: 750
Thirteen-year-old Lemony Snicket begins his apprenticeship with S. Theodora Markson of the secretive V.F.D. in the tiny dot of a town called Stain’d By The Sea, where he helps investigate the theft of a statue. First in a series.
I FIC Snicket Lexile: 870
Having lost his mother and his hearing in a short time, twelve-year-old Ben leaves his Minnesota home in 1977 to seek the father he never knew in New York City, and meets there Rose, who is also longing for something missing from her life. Ben’s story is told in words; Rose’s in pictures.
I FIC Selznick Lexile: 830
Tess and Theo Biedermann, and their neighbor, Jamie Cruz, live in one of the historic Morningstarr buildings in an alternate New York City. When an upstart developer threatens to pull down Tess and Theo’s apartment building, the twins team up with Jamie in one last effort to solve an ancient mystery and save their home.
I FIC Ruby, Lexile 780