Book picks similar to
The Mona Lisa Key by Liesl Shurtliff


middle-grade
fantasy
time-travel
adventure

The Apothecary


Maile Meloy - 2011
    Here, fourteen-year-old Janie meets a mysterious apothecary and his son, Benjamin Burrows—a fascinating boy who’s not afraid to stand up to authority and dreams of becoming a spy. When Benjamin’s father is kidnapped, Janie and Benjamin must uncover the secrets of the apothecary’s sacred book, the Pharmacopoeia, in order to find him, all while keeping it out of the hands of their enemies—Russian spies in possession of nuclear weapons. Discovering and testing potions they never believed could exist, Janie and Benjamin embark on a dangerous race to save the apothecary and prevent impending disaster.

Peter Nimble and His Fantastic Eyes


Jonathan Auxier - 2011
    One fateful afternoon, he steals a box from a mysterious traveling haberdasher—a box that contains three pairs of magical eyes. When he tries the first pair, he is instantly transported to a hidden island where he is presented with a special quest: to travel to the dangerous Vanished Kingdom and rescue a people in need. Along with his loyal sidekick—a knight who has been turned into an unfortunate combination of horse and cat—and the magic eyes, he embarks on an unforgettable, swashbuckling adventure to discover his true destiny.Be sure to read the companion book, Sophie Quire and the Last Storyguard.

The Maze of Bones


Rick Riordan - 2008
    When their beloved aunt--matriarch of the world's most powerful family--dies, orphaned siblings Amy and Dan Cahill compete with less honorable Cahill descendants in a race around the world to find cryptic clues to a mysterious fortune.Book includes game cards which the reader may use to play an online version of the treasure hunt.

The Gauntlet


Karuna Riazi - 2017
    But first they have to figure out how.Under the tutelage of a lizard guide named Henrietta Peel and an aeronaut Vijay, the Farah and her friends battle camel spiders, red scorpions, grease monkeys, and sand cats as they prepare to face off with the maniacal Lord Amari, the man behind the machine. Can they defeat Amari at his own game…or will they, like the children who came before them, become cogs in the machine?

Changeling


William Ritter - 2019
    To renew it, goblins must perform an ancient ritual involving the rarest of their kind—a newborn changeling. But when the fateful night arrives to trade a human baby for a goblin one, something goes terribly wrong. After laying the changeling in a human infant’s crib, the goblin Kull is briefly distracted from his task. By the time he turns back, the changeling has already perfectly mimicked the human child. Too perfectly: Kull cannot tell them apart. Not knowing which to bring back, he leaves both babies behind.Tinn and Cole are raised as human twins, neither knowing what secrets may be buried deep inside one of them. Then when they are twelve years old, a mysterious message arrives, calling the brothers to be heroes and protectors of magic. The boys must leave behind their sleepy town of Endsborough and risk their lives in the Wild Wood, crossing the perilous Oddmire swamp and journeying through the Deep Dark to reach the goblin horde and discover who they truly are.

The Apprentice Witch


James Nicol - 2016
    Declared an apprentice and sent to the town of Lull in disgrace, she may never become a real witch -- much to the glee of her archrival, Gimma.But remote Lull is not as boring as it seems. Strange things are sighted in the woods, a dangerous infestation of hex creeps throughout the town, and a mysterious magical visitor arrives with his eye on her. With every spirit banished, creature helped, and spell cast, Arianwyn starts to get the hang of being a witch -- even if she's only an apprentice. But the worst still lies ahead. For a sinister darkness has begun to haunt her spells, and there may be much more at stake than just her pride... for Arianwyn and the entire land.

A Dastardly Plot


Christopher Healy - 2018
    From the author of the beloved Hero’s Guide series, Christopher Healy.It's 1883—the Age of Invention! A time when great men like Thomas Edison, Alexander Graham Bell, Nicola Tesla, and George Eastman work to turn the country into a land of limitless opportunity.And it all happens at the world famous Inventor’s Guild headquarters in New York City—a place where a great idea, a lot of hard work, and a little bit of luck can find you rubbing elbows with these gods of industry who will usher humanity into the future.Unless, of course, you’re a woman.Molly Pepper, daughter of brilliant but unknown inventor Cassandra Pepper, lives with her mother in New York. By day, they make ends meet running a pickle shop; but by night, they toil and dream of Cassandra taking her place among the most famous inventors in America.In an attempt to find a way to exhibit Cass’s work at the World’s Fair, they break into the Inventor's Guild, where they discover a mysterious plot to destroy New York.The evidence points to the involvement of one of the world’s most famous inventors, and now it’s up to Molly, Cassandra, and a shop hand named Emmett Lee to uncover the truth—even if no one will ever know it was they who did it.“Christopher Healy, author of the Hero’s Guide series, knows how to tell a good story. He’s done it again with the adventures of a determined girl named Molly Pepper.”—Brightly, Best Middle Grade Books of Fall 2018

The Fog Diver


Joel N. Ross - 2015
    Humanity clings to the highest mountain peaks, where the wealthy Five Families rule over the teeming lower slopes and rambling junkyards. As the ruthless Lord Kodoc patrols the skies to enforce order, thirteen-year-old Chess and his crew scavenge in the Fog-shrouded ruins for anything they can sell to survive.Hazel is the captain of their salvage raft: bold and daring. Swedish is the pilot: suspicious and strong. Bea is the mechanic: cheerful and brilliant. And Chess is the tetherboy: quiet and quick…and tougher than he looks. But Chess has a secret, one he’s kept hidden his whole life. One that Lord Kodoc is desperate to exploit for his own evil plans. And even as Chess unearths the crew’s biggest treasure ever, they are running out of time...

The Time of the Fireflies


Kimberley Griffiths Little - 2014
    When Larissa Renaud starts receiving eerie phone calls on a disconnected old phone in her family's antique shop, she knows she's in for a strange summer. A series of clues leads her to the muddy river banks, where clouds of fireflies dance among the cypress knees and cattails each evening at twilight. The fireflies are beautiful and mysterious, and they take her on a magical journey through time, where Larissa learns secrets about her family's tragic past--deadly, curse-ridden secrets that could harm the future of her family as she knows it. It soon becomes clear that it is up to Larissa to prevent history from repeating itself and a fatal tragedy from striking the people she loves. With her signature lyricism, Kimberley Griffiths Little weaves a thrilling tale filled with family secrets, haunting mystery, and dangerous adventure.

Rooftoppers


Katherine Rundell - 2013
    True, there were no other recorded female survivors from the shipwreck which left baby Sophie floating in the English Channel in a cello case, but Sophie remembers seeing her mother wave for help. Her guardian tells her it is almost impossible that her mother is still alive, but that means still possible. You should never ignore a possible. So when the Welfare Agency writes to her guardian threatening to send Sophie to an orphanage, she takes matters into her own hands and flees to Paris to look for her mother, starting with the only clue she has - the address of the cello maker. Evading the French authorities, she meets Matteo and his network of rooftoppers - urchins who live in the sky. Together they scour the city for Sophie's mother before she is caught and sent back to London, and most importantly before she loses hope.

Gregor the Overlander


Suzanne Collins - 2003
    This world is on the brink of war, and Gregor's arrival is no accident. A prophecy foretells that Gregor has a role to play in the Underland's uncertain future. Gregor wants no part of it -- until he realizes it's the only way to solve the mystery of his father's disappearance. Reluctantly, Gregor embarks on a dangerous adventure that will change both him and the Underland forever.

Malamander


Thomas Taylor - 2019
    Especially not when darkness falls and the wind howls around Maw Rocks and the wreck of the battleship Leviathan, where even now some swear they have seen the unctuous malamander creep…Herbert Lemon, Lost-and-Founder at the Grand Nautilus Hotel, knows that returning lost things to their rightful owners is not easy – especially when the lost thing is not a thing at all, but a girl. No one knows what happened to Violet Parma’s parents twelve years ago, and when she engages Herbie to help her find them, the pair discover that their disappearance might have something to do with the legendary sea-monster, the Malamander. Eerie-on-Sea has always been a mysteriously chilling place, where strange stories seem to wash up. And it just got stranger...

Dragon Pearl


Yoon Ha Lee - 2019
    But you'd never know it by looking at her. To keep the family safe, Min’s mother insists that none of them use any fox-magic, such as Charm or shape-shifting. They must appear human at all times. Min feels hemmed in by the household rules and resents the endless chores, the cousins who crowd her, and the aunties who judge her. She would like nothing more than to escape Jinju, her neglected, dust-ridden, and impoverished planet. She’s counting the days until she can follow her older brother, Jun, into the Space Forces and see more of the Thousand Worlds.When word arrives that Jun is suspected of leaving his post to go in search of the Dragon Pearl, Min knows that something is wrong. Jun would never desert his battle cruiser, even for a mystical object rumored to have tremendous power. She decides to run away to find him and clear his name.Min’s quest will have her meeting gamblers, pirates, and vengeful ghosts. It will involve deception, lies, and sabotage. She will be forced to use more fox-magic than ever before, and to rely on all of her cleverness and bravery. The outcome may not be what she had hoped, but it has the potential to exceed her wildest dreams.

The Star Thief


Lindsey Becker - 2017
    But everything changes when she catches two brutish sailors ransacking Lord Vidalia's study, and then follows a mysterious girl with wings out into the night....Suddenly, Honorine is whisked into the middle of a battle between the crew of a spectacular steamship and a band of mythical constellations. The stars in the sky have come to life to defend themselves against those who want to harness their powers. Much to her surprise, Honorine is the crux of it all, the center of an epic clash between magic and science, the old ways and the new. But can this spirited young girl bring both sides of a larger-than-life fight together before they unleash an evil power even older than the stars?

The Clockwork Three


Matthew J. Kirby - 2010
    But when a mysterious green violin enters his life he begins to imagine a life of freedom. Hannah is a soft-hearted, strong-willed girl from the tenements, who supports her family as a hotel maid when tragedy strikes and her father can no longer work. She learns about a hidden treasure, which she knows will save her family — if she can find it. And Frederick, the talented and intense clockmaker's apprentice, seeks to learn the truth about his mother while trying to forget the nightmares of the orphanage where she left him. He is determined to build an automaton and enter the clockmakers' guild — if only he can create a working head.Together, the three discover they have phenomenal power when they team up as friends, and that they can overcome even the darkest of fears.