The Secret Island

Enid Blyton - 1938
    They build a willow-tree house, make their beds of heather and bracken, and grow their own vegetables. And Jack even manages to bring his cow, Daisy, and some hens to the island for fresh milk and eggs every day! But one day invaders come to the secret island...

Murdered, My Sweet

Joan Lowery Nixon - 1997
    Harmony, an eccentric millionaire, wants his will read publicly before he dies; since everyone wants a piece of the pie, this announcement causes quite a stir. When Harmony's son is murdered just before the reading, Jenny's mother decides to spring into action as a real-life detective. But Jenny's mother doesn't have a clue about solving a real crime, so it's up to Jenny to use her wits, not only to save her mother's reputation, but also to keep herself from being killed.From the Paperback edition.

The Mystery of Smugglers Cove

Paul Moxham - 2012
    Follow the children as they flee down a river, are chased by ferocious dogs, locked up in an old manor, get lost at sea, expose a spy, and more!

Someone Is Hiding on Alcatraz Island

Eve Bunting - 1984
    He didn't know the mugger is the gangleader's brother. Desperation overcomes his fear when he heads to Alcatraz Island to escape the gang's revenge--and terror turns to action when he realizes they've followed him.

Clue in the Castle Tower: A Samantha Mystery

Sarah Masters Buckey - 2011
    They glimpse strange sights in the castle tower at night--and learn that valuable old books are disappearing from the manor's library. Samantha and Nellie join forces with the knight's mischievous twin nephews to find out who--or what--is behind the strange goings-on.

Nancy Drew: Girl Detective: #1-4

Carolyn Keene - 2004
    I'm Nancy Drew. Some call me a girl detective. Others call me "that girl who cooked my goose." But everyone calls me sharp -- especially when it comes to crime. And since mystery and I follow each other everywhere, I'm pretty busy. Take a look inside at some of my favorite cases, and you'll see what I mean! #1 Without a Trace #2 A Race Against Time #3 False Notes #4 High RiskBook Details: Format: Box Set Publication Date: 10/5/2004 Pages: 640 Reading Level: Age 8 and Up

The Unexplainable Disappearance of Mars Patel

Sheela Chari - 2020
    His mom is stressed out about her jobs. But Mars refuses to give up--after all, his own dad disappeared when Mars was a toddler, before he and Ma moved to Puget Sound from India. Luckily, Mars has a group of loyal friends eager to help--smart Toothpick, strong and stylish JP, and maybe-telepathic Caddie. The clues seem to point toward eccentric tech genius (and Mars's hero) Oliver Pruitt, whose popular podcast now seems to be commenting on their quest! But when the friends investigate Pruitt's mysterious, elite school, nothing is as it seems--and anyone could be deceiving them. Slick science, corporate conspiracies, and an endearingly nerdy protagonist make this a fresh, exciting sci-fi adventure.

The Tavernier Stones

Stephen Parrish - 2010
    The hoard reputedly contains some of the world's most notorious missing jewels, including the 280-carat Great Mogul diamond and the 242-carat Great Table diamond.Scrupulously honest Amish-born cartographer John Graf teams up with outlaw prospector and gemologist David Freeman in a ferocious race to find the treasure and break a secret code that will unravel the centuries-old Tavernier stones mystery. But other fortune hunters, opportunists and criminals alike, are in hot pursuit of the mismatched partners—and they'll stop at nothing to possess the legendary jewels."Relentlessly fascinating, Stephen Parrish's Tavernier Stones is reminiscent of Dan Brown's Lost Symbol . . . It's one hell of a good time."—Mark Terry, author of The Fallen

Tale of the Witch Doll

Mildred A. Wirt - 1939
    Additionally, Penny is able to free actress Helene Harmon from the plague of the witch doll that will not disappear. After solving her mysteries, Penny gets the honor of writing up the story for her father's newspaper.

The Blood of Alexander

Tom Wilde - 2014
    A field agent for the Argo Foundation, a company that makes it their business to preserve humanity's history by liberating stolen artifacts from thieves and looters, Blake is used to dangerous assignments. But when he is forced by the US government into a deadly mission involving a missing Napoleonic standard, he finds himself in over his head.Blake is pitted against Vanya, the head of a fanatical cult, who seeks a gilded bronze eagle that holds a vital clue to the lost tomb of Alexander the Great.From ancient ruins in Afghanistan to the catacombs of Paris to a chateau high in the French Alps, Blake must unravel the secret truth of the final fate of Napoleon Bonaparte, the murder of Percy Bysshe Shelly, and the hidden remains of Alexander. And he must do it before Vanya's apocalyptic plans for humanity come to their deadly fruition.

The Dark Lady

Pierdomenico Baccalario - 2011
    The two share stories of pirates and have battles of wit while running wild on the sunny streets and rooftops. When Sherlock’s friend, Lupin, joins in on the fun, they all become fast friends. But the good times end abruptly when a dead body floats ashore on the nearby beach. The young detective trio will have to put all three of their heads together to solve this mystery.

The Mystery of Lincoln's Inn

Robert Machray - 1912
    Cooper Silwood, precise in attire, composed in appearance, and punctual as usual to the minute, walked into his room on the first floor of 176 New Square, Lincoln's Inn, where were the offices of Eversleigh, Silwood and Eversleigh, the well-known and long-established firm of solicitors of which he was a partner. He was met, as was customary, on his entrance by the head-clerk, John Williamson, who had already opened and sorted out methodically the letters received over-night. An admirable specimen of his class, Williamson generally wore an air of great imperturbability, but this morning his face had a troubled expression. "Anything special, Mr. Williamson?" asked Silwood quietly, putting away his hat and gloves.

The Midnight Tunnel

Angie Frazier - 2011
    Can Suzanna solve the crime? It is 1905 and young Suzanna works at her family's inn in Loch Harbor, New Brunswick, where she is trained to be a well-mannered hostess and a charming lady. Suzanna has other ideas for her future--she wants to be a detective. When a young guest goes missing on a stormy summer night, Suzanna's famous uncle, Detective Bruce Snow, comes to solve the case. But Suzanna learns that not everything is as it seems. With a little help from her friends, can she solve the mystery of the missing girl before her uncle closes the case?

John Diamond

Leon Garfield - 1980
    Will he find him? Originally published in the United States as" Footsteps," " John Diamond" "combines a cast of remarkable eccentrics with superb sensory descriptions" ("The Horn Book"). The title was a Boston Globe-Horn Book Honor Book.

The World's Greatest Detective

Caroline Carlson - 2017
    Someone will be the World’s Greatest Detective. And someone, well, someone might be dead.Detectives’ Row is full of talented investigators, but Toby Montrose isn’t one of them. He’s only an assistant at his uncle’s crime-solving business, and he’s not sure he’s even very good at that. But he sees his chance to prove he could be by entering Hugh Abernathy’s crime-solving contest in his uncle’s place.Toby’s friend Ivy is the best detective around—or at least she thinks so. But she can’t show off her sleuthing skills and take the title because she’s not allowed to join the investigators’ ranks. Even though the competition is being held at her house.Then a detective is found murdered before the games begin and his death becomes the World’s Greatest Mystery. And Toby and Ivy may be the only two who can crack the case.In Caroline Carlson’s newest novel, hilarity and hijinks abound as the greatest detectives around try to solve the greatest mystery they’ve ever come across.