Inside the walls of the damp, dull hotel, eleven-year-old orphan Stella Montgomery leads a miserable life with her three dreadful Aunts. But one night, Stella sees something she shouldn't have... Something that will set in motion and adventure more terrifying and more wonderful than she could ever have hoped for...

    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.

    In fact, they have been cold, disinterested and cruel. And lonely Juniper Berry, and her equally beset friend, Giles, are determined to figure out why. On a cold and rainy night Juniper follows her parents as they sneak out of the house and enter the woods. What she discovers is an underworld filled with contradictions: one that is terrifying and enticing, lorded over by a creature both sinister and seductive, who can sell you all the world's secrets in a simple red balloon. For the first time, Juniper and Giles have a choice to make. And it will be up to them to confront their own fears in order to save the ones who couldn't. M.P. Kozlowsky's debut novel is a modern-day fairy tale of terror, temptation, and ways in which it is our choices that make us who we are.

    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.

    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 when a fourth child, Max, a knife-thrower, joins the group, it sets off an unforgettable chain of events. When the museum’s Amazonian shrunken head is stolen, the four are determined to get it back. But their search leads them to a series of murders and an explosive secret about their pasts. This sensational new series combines the unparalleled storytelling gifts of Lauren Oliver with the rich knowledge of the notorious relics collector H.C. Chester. What you will NOT find in this book:– An accountant named Seymour– A never-ending line at the post office– Brussel sprouts (shudder)– A lecture on finishing all your homework on time– A sweet, gooey story for nice little girls and boys.

    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?

    The place is New York City. Horace Carpetine has been raised to believe in science and rationality. So as apprentice to Enoch Middleditch, a society photographer, he thinks of his trade as a scientific art. But when wealthy society matron Mrs. Frederick Von Macht orders a photographic portrait, strange things begin to happen.Horace's first real photographs reveal a frightful likeness: it's the image of the Von Machts' dead daughter, Eleanora.Pegg, the Von Machts' black servant girl, then leads him to the truth about who Eleanora really was and how she actually died. Joined in friendship, Pegg and Horace soon realize that his photographs are evoking both Eleanora's image and her ghost. Eleanora returns, a vengeful wraith intent on punishing those who abused her.Rich in detail, full of the magic of early photography, here is a story about the shadows, visible and invisible, that are always lurking near.

    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 . . .

    So when she happens upon a crazed woman at the river threatening to throw a book into the water, Ollie doesn't think—she just acts, stealing the book and running away. As she begins to read the slender volume, Ollie discovers a chilling story about a girl named Beth, the two brothers who both loved her, and a peculiar deal made with "the smiling man," a sinister specter who grants your most tightly held wish, but only for the ultimate price. Ollie is captivated by the tale until her school trip the next day to Smoke Hollow, a local farm with a haunting history all its own. There she stumbles upon the graves of the very people she's been reading about. Could it be the story about the smiling man is true? Ollie doesn't have too long to think about the answer to that. On the way home, the school bus breaks down, sending their teacher back to the farm for help. But the strange bus driver has some advice for the kids left behind in his care: "Best get moving. At nightfall they'll come for the rest of you." Nightfall is, indeed, fast descending when Ollie's previously broken digital wristwatch, a keepsake reminder of better times, begins a startling countdown and delivers a terrifying message: RUN. Only Ollie and two of her classmates heed the bus driver's warning. As the trio head out into the woods--bordered by a field of scarecrows that seem to be watching them--the bus driver has just one final piece of advice for Ollie and her friends: "Avoid large places. Keep to small." And with that, a deliciously creepy and hair-raising adventure begins.

    Claire has absolutely no interest in the paranormal. She’s a scientist, which is why she can’t think of anything worse than having to help out her dad on one of his ghost-themed Chicago bus tours. She thinks she’s made it through when she sees a boy with a sad face and dark eyes at the back of the bus. There’s something off about his presence, especially because when she checks at the end of the tour…he’s gone. Claire tries to brush it off, she must be imagining things, letting her dad’s ghost stories get the best of her. But then the scratching starts. Voices whisper to her in the dark. The number 396 appears everywhere she turns. And the boy with the dark eyes starts following her. Claire is being haunted. The boy from the bus wants something...and Claire needs to find out what before it’s too late.

    Clara has never known another home. In fact, she's confined to the grand estate due to a mysterious heart condition. But it's a comfortable life, and if it weren't for the creepy squawking birds in the aviary out back, a completely peaceful one too. But once old Mrs. Glendoveer passes away, Clara comes to learn many dark secrets about the family. The Glendoveers suffered a horrific tragedy: their children were kidnapped, then drowned. And their father George Glendoveer, a famous magician and illusionist, stood accused until his death. As Clara digs deeper and deeper into the terrifying events, the five birds in the aviary seem to be trying to tell her something. And Clara comes to wonder: what is their true identity? Clara sets out to solve a decades-old murder mystery—and in doing so, unlocks a secret in her own life, too. Kathleen O'Dell deftly weaves magic, secret identities, evil villians, unlikely heroes, and the wonder of friendship into a mystery adventure with all the charm of an old fashioned classic.

    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.

    With time running out, Christopher must use every skill he’s learned to discover the key to a terrible secret with the power to tear the world apart.

    Eleven-year-old Jon Whitcroft never expected to enjoy boarding school. Then again, he never expected to be confronted by a pack of vengeful ghosts, either. And then he meets Ella, a quirky new friend with a taste for adventure... Together, Jon and Ella must work to uncover the secrets of a centuries-old murder while being haunted by terrifying spirits, their bloodless faces set on revenge. So when Jon summons the ghost of the late knight Longspee for his protection, there's just one question: Can Longspee truly be trusted?