Book picks similar to
The Mona Lisa Key by Liesl Shurtliff


middle-grade
fantasy
time-travel
adventure

The Land of Roar


Jenny McLachlan - 2019
    Now that they’re eleven, Roar is just a distant memory. But it hasn’t forgotten them.When their grandfather is spirited away into Roar by the villain who still haunts their nightmares, Arthur and Rose must go back to the world they’d almost left behind. And when they get there, they discover that Grandad isn’t the only one who needs their help.

Race to the Bottom of the Sea


Lindsay Eagar - 2017
    and Dr. Quail, are killed in a tragic accident, eleven-year-old Fidelia Quail is racked by grief — and guilt. It was a submarine of Fidelia’s invention that her parents were in when they died, and it was she who pressed them to stay out longer when the raging Undertow was looming. But Fidelia is forced out of her mourning when she’s kidnapped by Merrick the Monstrous, a pirate whose list of treasons stretches longer than a ribbon eel. Her task? Use her marine know-how to retrieve his treasure, lost on the ocean floor. But as Fidelia and the pirates close in on the prize, with the navy hot on their heels, she realizes that Merrick doesn’t expect to live long enough to enjoy his loot. Could something other than black-hearted greed be driving him? Will Fidelia be able to master the perils of the ocean without her parents — and piece together the mystery of Merrick the Monstrous before it’s too late?

The Unadoptables


Hana Tooke - 2020
    Until the autumn of 1886, when five babies are left in outrageous circumstances: one in a tin toolbox, one in a coal bucket, one in a picnic hamper, one in a wheat sack, and finally, one in a coffin-shaped basket.Those babies were Lotta, Egg, Fenna, Sem and Milou; who were swiftly and firmly deemed 'the unadoptables'. Twelve years on the children still have each other - until the fateful night a most sinister gentleman appears and threatens to tear them apart. The gang decide to make a daring escape, fleeing the frozen canals of Amsterdam for an adventure packed with puppets and pirate ships, clock-makers and cruel villains - and with only a scrap of a clue to guide them to their mysterious new home . . .

Goblin Secrets


William Alexander - 2012
    Graba takes in stray children, and Rownie is the youngest boy in her household. Rownie’s only real relative is his older brother Rowan, who is an actor. But acting is outlawed in Zombay, and Rowan has disappeared.Desperate to find him, Rownie joins up with a troupe of goblins who skirt the law to put on plays. But their plays are not only for entertainment, and the masks they use are for more than make-believe. The goblins also want to find Rowan—because Rowan might be the only person who can save the town from being flooded by a mighty river.This accessible, atmospheric fantasy takes a gentle look at love, loss, and family while delivering a fast-paced adventure that is sure to satisfy.

The Last


Katherine Applegate - 2018
    

The Box and the Dragonfly


Ted Sanders - 2015
    Miseries. Mysteries . . .From the moment Horace F. Andrews sees the sign from the bus—a sign with his own name on it—everything changes. The sighting leads him underground, to the House of Answers, a hidden warehouse full of mysterious objects. But there he finds only questions. What is this curious place? Who are the strange, secretive people who entrust him with a rare and immensely powerful gift? And what is he to do with it?Horace quickly discovers that nothing is ordinary anymore. From the sinister man lurking around every corner to the gradual mastery of his newfound abilities to his encounters with Chloe—a girl who has an astonishing talent of her own—Horace follows a path that puts him in the middle of a centuries-old conflict.Horace’s journey leads him and Chloe deep into a place where every decision they make could have disastrous consequences. Most important, it links Horace to the Box of Promises and a future he never saw coming.With an action-packed blend of science fiction and fantasy, Ted Sanders creates a world where everything is more than it seems and where friendship and loyalty have the greatest power of all.

Echo Mountain


Lauren Wolk - 2020
    They have started over, carving out a new life in the unforgiving terrain of Echo Mountain. Though her sister Esther, especially, resents everything about the mountain, Ellie has found more freedom, a new strength, and a love of the natural world that now surrounds them. But there is little joy, even for Ellie, as they all struggle with the sorrow and aftermath of an accident that left her father in a coma. An accident for which Ellie has accepted the unearned weight of blame.Urgent for a cure to bring her father back, Ellie is determined to try anything. Following her heart, and the lead of a scruffy mutt, Ellie will make her way to the top of the mountain, in search of the healing secrets of a woman known only as "the hag." But the mountain still has many untold stories left to reveal to Ellie, as she finds her way forward among a complex constellation of strong women spanning generations.

A Tangle of Knots


Lisa Graff - 2013
    In a slightly magical world where everyone has a Talent, eleven-year-old Cady is an orphan with a phenomenal Talent for cake baking. But little does she know that fate has set her on a journey from the moment she was born. And her destiny leads her to a mysterious address that houses a lost luggage emporium, an old recipe, a family of children searching for their own Talents, and a Talent Thief who will alter her life forever. However, these encounters hold the key to Cady's past and how she became an orphan. If she's lucky, fate may reunite her with her long-lost parent. Lisa Graff adds a pinch of magic to a sharply crafted plot to create a novel that will have readers wondering about fate and the way we're all connected.

The Mysterious Howling


Maryrose Wood - 2009
    Luckily, Miss Penelope Lumley is no ordinary governess. Only fifteen years old and a recent graduate of the Swanburne Academy for Poor Bright Females, Penelope embraces the challenge of her new position. Though she is eager to instruct the children in Latin verbs and the proper use of globes, first she must help them overcome their canine tendencies. But mysteries abound at Ashton Place: Who are these three wild creatures, and how did they come to live in the vast forests of the estate? Why does Old Timothy, the coachman, lurk around every corner? Will Penelope be able to teach the Incorrigibles table manners and socially useful phrases in time for Lady Constance's holiday ball? And what on earth is a schottische?

Pony


R.J. Palacio - 2021
    Silas is left shaken, scared, and alone, except for the presence of his companion, Mittenwool . . . who happens to be a ghost. When a pony shows up at his door, Silas makes the courageous decision to leave his home and embark on a perilous journey to find his father. Along the way, he will face his fears to unlock the secrets of his past and explore the unfathomable mysteries of the world around him.

Amari and the Night Brothers


B.B. Alston - 2021
    When he mysteriously goes missing, his little sister, 13-year-old Amari Peters, can’t understand why it’s not a bigger deal. Why isn’t his story all over the news? And why do the police automatically assume he was into something illegal? Then Amari discovers a ticking briefcase in her brother’s old closet. A briefcase meant for her eyes only. There was far more to Quinton, it seems, than she ever knew. He’s left her a nomination for a summer tryout at the secretive Bureau of Supernatural Affairs. Amari is certain the answer to finding out what happened to him lies somewhere inside, if only she can get her head around the idea of mermaids, dwarves, yetis and magicians all being real things, something she has to instantly confront when she is given a weredragon as a roommate. Amari must compete against some of the nation’s wealthiest kids—who’ve known about the supernatural world their whole lives and are able to easily answer questions like which two Great Beasts reside in the Atlantic Ocean and how old is Merlin? Just getting around the Bureau is a lesson alone for Amari with signs like ‘Department of Hidden Places this way, or is it?’ If that all wasn’t enough, every Bureau trainee has a talent enhanced to supernatural levels to help them do their jobs – but Amari is given an illegal ability. As if she needed something else to make her stand out. With an evil magican threatening the whole supernatural world, and her own classmates thinking she is an enemy, Amari has never felt more alone. But if she doesn’t pass the three tryouts, she may never find out what happened to Quinton.

City Spies


James Ponti - 2020
    She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI6 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world. When they’re not attending the local boarding school, they’re honing their unique skills, such as sleight of hand, breaking and entering, observation, and explosives. All of these allow them to go places in the world of espionage where adults can’t. Before she knows what she’s doing, Sarah is heading to Paris for an international youth summit, hacking into a rival school’s computer to prevent them from winning a million euros, dangling thirty feet off the side of a building, and trying to stop a villain…all while navigating the complex dynamics of her new team. No one said saving the world was easy…

Pi in the Sky


Wendy Mass - 2013
    His older brothers help his dad rule the cosmos, but all Joss gets to do is deliver pies. That's right: pies. Of course, these pies actually hold the secrets of the universe between their buttery crusts, but they're still pies.Joss is happy to let his older brothers shine. He has plenty to keep his hands full: attempting to improve his bowling score; listening to his best friend, Kal, try (and fail) to play the drums; and exploring his ever-changing home, The Realms. But when Earth suddenly disappears, Joss is tasked with the seemingly impossible job of bringing it back. With the help of Annika, an outspoken girl from Earth, he embarks on the adventure of a lifetime...and learns that the universe is an even stranger place than he'd imagined.From the New York Times bestselling author of The Candymakers comes a world-hopping tale that leads the reader deep into the heart of the mysteries of time and space. Plus, there's pie.

A Pinch of Magic


Michelle Harrison - 2019
    All Betty Widdershins wants is an adventure--one that takes her far away from Crowstone, the gloomy island where she's always lived. But instead of an adventure, Betty and her sisters, Fliss and Charlie, are given of a set of magical objects, each with its own powers: a scruffy carpet bag, a set of wooden nesting dolls, and a gilt-framed mirror. And these magical objects come with their own terrible secret: the sisters' family is haunted by a generations-long curse that prevents them from ever leaving their island--at the cost of death. The sisters set out to break the curse and free their family forever. But after stumbling upon a mysterious prisoner who claims to be able to help them, they find themselves in great danger. And in order to break the curse--and stay alive--they must unravel a mystery that goes back centuries, one that involves shipwrecks, smugglers, and sorcery of the most perilous kind.

The Unicorn Quest


Kamilla Benko - 2018
    But things are back to normal as they move into Windermere Manor... until the sisters climb a strange ladder in a fireplace and enter the magical land of Arden. There, they find a world in turmoil. The four guilds of magic no longer trust each other. The beloved unicorns have gone, and terrible wraiths roam freely. Scared, the girls return home. But when Sophie vanishes, it will take all of Claire's courage to climb back up the ladder, find her sister, and uncover the unicorns' greatest secret.