She had no idea they were so dangerous.   Boston, 1891. Sophia Tims comes from a family of explorers and cartologers who, for generations, have been traveling and mapping the New World—a world changed by the Great Disruption of 1799, when all the continents were flung into different time periods.  Eight years ago, her parents left her with her uncle Shadrack, the foremost cartologer in Boston, and went on an urgent mission. They never returned. Life with her brilliant, absent-minded, adored uncle has taught Sophia to take care of herself. Then Shadrack is kidnapped. And Sophia, who has rarely been outside of Boston, is the only one who can search for him. Together with Theo, a refugee from the West, she travels over rough terrain and uncharted ocean, encounters pirates and traders, and relies on a combination of Shadrack’s maps, common sense, and her own slantwise powers of observation. But even as Sophia and Theo try to save Shadrack’s life, they are in danger of losing their own.The Glass Sentence plunges readers into a time and place they will not want to leave, and introduces them to a heroine and hero they will take to their hearts. It is a remarkable debut.

    Fifty-seven years later, the enigmatic architects disappeared, leaving behind for the people of New York the Old York Cipher—a puzzle laid into the shining city they constructed, at the end of which was promised a treasure beyond all imagining. By the present day, however, the puzzle has never been solved, and the greatest mystery of the modern world is little more than a tourist attraction.Tess and Theo Biedermann and their friend Jaime Cruz live in a Morningstarr apartment house—until a real estate developer announces that the city has agreed to sell him the five remaining Morningstarr buildings. Their likely destruction means the end of a dream long-held by the people of New York. And if Tess, Theo and Jaime want to save their home, they have to prove that the Old York Cipher is real. Which means they have to solve it.

    But when Charlotte's scientist father makes an astonishing discovery that the Germans will covet for themselves, Charlotte is faced with an impossible choice between danger and safety. Should she remain with her friend or journey to another time and place? Her split-second decision has huge consequences, and when she finds herself alone in the world, unsure of Kitty's fate, she knows that somehow, some way, she must find her way back to her friend. Written in the spirit of classic time-travel tales, this book is an imaginative and heartfelt tribute to the unbreakable ties of friendship.

    Hannibal presents a thrilling adventure through history, complete with mysteries, secret items, codes, and a touch of magic in this stunning middle grade debut. Thirteen-year-old Jack Buckles is great at finding things. Not just a missing glove or the other sock, but things normal people have long given up on ever seeing again. If only he could find his father, who has disappeared in London without a trace. But Jack s father was not who he claimed to be. It turns out that he was a member of a secret society of detectives that has served the crown for centuries and membership into the Lost Property Office is Jack s inheritance. Now the only way Jack will ever see his father again is if he finds what the nefarious Clockmaker is after: the Ember, which holds a secret that has been kept since the Great Fire of London. Will Jack be able to find the Ember and save his father, or will his talent for finding things fall short?"

    For twelve-year-old Mathilde, it means food shortages, feuding neighbors, and bombings. Even so, as long as she and her best friend, Megs, are together, they'll be all right.But the army is recruiting children, and paying families well for their service. If Megs takes the test, Mathilde knows she will pass. Megs hopes the army is the way to save her family. Mathilde fears it might separate them forever.A reimagining of war, where even kindness can be a weapon, and children have the power to see what adults cannot.

    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.

    In Cordelia's world, Making - crafting items such as hats, cloaks, watches, boots and gloves from magical ingredients - is a rare and ancient skill, and only a few special Maker families remain.When Cordelia's father Prospero and his ship, the Jolly Bonnet, are lost at sea during a mission to collect hat ingredients, Cordelia is determined to find him. But Uncle Tiberius and Aunt Ariadne have no time to help the littlest Hatmaker, for an ancient rivalry between the Maker families is threatening to surface. Worse, someone seems to be using Maker magic to start a war.It's up to Cordelia to find out who, and why . . .Featuring illustrations by Paola Escobar.

     Gideon Seymour, cutpurse and gentleman, hides from the villainous Tar Man. Suddenly the sky peels away like fabric and from the gaping hole fall two curious-looking children. Peter Schock and Kate Dyer have fallen straight from the twenty-first century, thanks to an experiment with an antigravity machine. Before Gideon and the children have a chance to gather their wits, the Tar Man takes off with the machine -- and Kate and Peter's only chance of getting home. Soon Gideon, Kate, and Peter are swept into a journey through eighteenth-century London and form a bond that, they hope, will stand strong in the face of unfathomable treachery.

    Magdalys Roca and her friends from the Colored Orphan Asylum are on a field trip when the Draft Riots break out, and a number of their fellow orphans are kidnapped by an evil magistrate, Richard Riker. Magdalys and her friends flee to Brooklyn and settle in the Dactyl Hill neighborhood, where black and brown New Yorkers have set up an independent community--a safe haven from the threats of Manhattan. Together with the Vigilance Committee, they train to fly on dactylback, discover new friends and amazing dinosaurs, and plot to take down Riker. Can Magdalys and the squad rescue the rest of their friends before it's too late?

    Which means a reward for Piper if she can get the girl home. The one sure way to the Territories is the 401, a great old beauty of a train. But a ticket costs more coin than Piper could make in a year. And stowing away is a difficult prospect--everyone knows that getting past the peculiar green-eyed boy who stands guard is nearly impossible. Life for Piper just turned dangerous. A little bit magical. And very exciting, if she can manage to survive the journey.

    Birdie McAdam, a ten-year-old orphan, is tougher than she looks. She's proud of her job as apprentice to Alfred the Bogler, a man who catches monsters for a living. Birdie lures the bogles out of their lairs with her sweet songs, and Alfred kills them before they kill her. On the mean streets of Victorian England, hunting bogles is actually less dangerous work than mudlarking for scraps along the vile river Thames. (See glossary!) Or so it seems—until the orphans of London start to disappear . . .

    Isolated, awkward and a bit rude—but a genius. Mary Godwin, age fourteen, is a romantic. Adventurous, astute, and kind, Mary is to become Ada’s first true friend. And together, the girls conspire to form the Wollstonecraft Detective Agency—a secret constabulary for the apprehension of clever criminals. Their first case involves a stolen heirloom, a false confession, and an array of fishy suspects. But it’s no match for the deductive powers and bold hearts of Ada and Mary.   Mystery fans will love this tween girl riff on Sherlock Holmes and John Watson. History buffs will be delighted to see all the real figures who play a role in this story and appreciate the extensive backmatter that helps separate truth from fiction. Parents and educators hoping to promote the STEM fields for girls will be thrilled to have a series where two girls use math, science, and creative analytical thinking to solve crimes. But most espicially--emerging readers will love this series filled with humor, action, intrigue and wonderful artwork from Kelly Murphy.From the Hardcover edition.

    To make matters worse, the Lontown Geographical Society finds Ernest Brightstorm guilty of sabotaging the expedition of his competitor, Eudora Vane, a respected and powerful member of the Society. But then a mysterious clue leads the twins to question the story they’ve been told. Joining the ragtag crew of the Aurora, a homemade sky-ship captained by the intrepid Harriet Culpepper, Arthur and Maudie race to South Polaris to salvage their family’s reputation. As the sky-ship sets sail, the twins must keep their wits about them if they are to uncover the truth about what happened on their father’s doomed expedition, and to prove themselves worthy explorers. Brightstorm is a propulsive, vividly imagined fantasy adventure set among vibrant landscapes and peopled with dynamic and unforgettable characters.

    Readers who loved Percy Jackson will be eager to follow our heroes on this six-book, six-novella journey and excited to enter a sweepstakes to participate in a real-life scavenger hunt hosted by Tony Abbott that lets the reader become part of the story.It all began when four friends-Wade, Lily, Darrel, and Becca-received a strange, coded email from Wade's uncle Henry shortly before the old man's sudden death. They set off for Germany to attend the funeral with Wade's father, Roald, and discover that Uncle Henry left them yet another baffling message that they suspect is the key to figuring out how and why he died.The message leads to a clue, and the more clues they discover, the farther they travel down a treacherous path toward an ancient, guarded secret. Soon they are in a breathless race across the globe, running for their lives as a dangerous shadow organization chases them around every corner. Their only hope of saving themselves-and the world that they know-is to find twelve magical relics from a hidden past that will unlock the Copernicus Legacy.

    But one night, she sees a strange light glowing from within it. She climbs a ladder to investigate . . . and finds herself transported back four hundred years to Hatfield Palace, where she becomes servant and confidante of the banished princess Elizabeth, daughter of King Henry VIII. Rose soon discovers something else surprising—a locket with two mysterious images inside it, both of them clues to her own past.Could her grandmother’s greenhouse portal offer answers to the mysteries of her family . . . and their secrets? And how will she ever unravel them all?