She doesn't have a friend in the world, except her pet mouse, Pemberley, with whom she shares her dingy attic bedroom.Then, on the heels of a rather devastating announcement made by her mother and father, Tabitha receives a mysterious invitation to the country estate of the wealthy but reclusive Countess of Windermere, whose mansion is rumored to be haunted. There, she finds herself among five other children, none of them sure why they've been summoned. But soon, a very big secret will be revealed— a secret that will change their lives forever and put Tabitha’s investigative skills to the test.

    When diphtheria strikes the village and the children of Clifton start dying, Jessie's mother sends her on a dangerous mission to bring back help. But beyond the walls of Clifton, Jessie discovers a world even more alien and threatening than she could have imagined, and soon she finds her own life in jeopardy. Can she get help before the children of Clifton, and Jessie herself, run out of time?

    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.

    There’s plenty to explore in her grand home, although she must take care to never be seen. None of the rich folk upstairs know that Serafina exists; she and her pa, the estate’s maintenance man, have secretly lived in the basement for as long as Serafina can remember.But when children at the estate start disappearing, only Serafina knows who the culprit is: a terrifying man in a black cloak who stalks Biltmore’s corridors at night. Following her own harrowing escape, Serafina risks everything by joining forces with Braeden Vanderbilt, the young nephew of the Biltmore’s owners. Braeden and Serafina must uncover the Man in the Black Cloak’s true identity... before all of the children vanish one by one.Serafina’s hunt leads her into the very forest that she has been taught to fear. There she discovers a forgotten legacy of magic, one that is bound to her own identity. In order to save the children of Biltmore, Serafina must seek the answers that will unlock the puzzle of her past.

    But this time things are different. Her aunt's once bright and lively home is now dead with silence. Evil lurks in every corner and the dark, shadowed walls watch and whisper late at night. Emily is desperate to uncover the truth about what is happening at Sugar Hill Hall. But time is running out, and she must find a way to save the people and home she cares so much about.

    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.

    Or at least her shoes are. And getting them back will mean getting tangled up in a murder investigation as complicated as the mysteries solved by her idol, Sherlock Holmes. With soccer practice, schoolwork, and the lead role in her town's production of Alice in Wonderland, Ingrid is swamped. But as things in Echo Falls keep getting curiouser and curiouser, Ingrid realizes she must solve the murder on her own -- before it's too late!

    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.

    But the house and its family are not quite what they seem. Soon the children are confronted by a mysterious spectre and an ancient curse that threatens their very lives. With Auxier’s exquisite command of language, The Night Gardener is a mesmerizing read and a classic in the making.

    But she soon learns that this home isn't like any of the others - especially when she unearths the secret of the missing-and-presumed-dead billionaire, Gabriel Winterborne, who is neither missing nor dead but is actually living in a basement lair, sharpening his swords and looking for vengeance.Now that April knows Gabriel Winterborne is alive, she must turn to the other orphans to keep him that way. As a looming new danger threatens to take Gabriel down once and for all, they must use their individual talents to find a way to make sure this home for misfits isn't lost to them for ever.Because at the Winterborne Home, nothing is what it seems, no one is who they say they are and nowhere is safe. And now a ragtag group of orphans must unravel the riddle of a missing heir, a supposed phantom and a secret key, all without alerting the adults of Winterborne House that trouble is afoot.

    He never imagines he would encounter anyone whose intellect matched his own, much less an audacious teenage girl with a penchant for detection. Miss Mary Russell becomes Holmes's pupil and quickly hones her talent for deduction, disguises and danger. But when an elusive villain enters the picture, their partnership is put to a real test.

    The final solution, however, surprises the Five Find-Outers almost as much as it surprises Mr Goon the village policeman.

    An artifact found by their parents—on the expedition from which they never returned—leads Jake and Kady to a strange world inhabited by a peculiar mix of long-lost civilizations, a world that may hold the key to their parents' disappearance.But even as they enter the gate to this extraordinary place, savage grackyls soar across the sky, diving to attack. Jake's new friends, the pretty Mayan girl Marika and the Roman Pindor, say the grackyls were created by an evil alchemist—the Skull King. And as Jake struggles to find a way home, it becomes obvious that what the Skull King wants most is Jake and Kady—dead or alive.

    If her Aunt Kate rejects her, it's the miserable Home for the Friendless.Luckily, canny Nell makes herself indispensable to Aunt Kate...and not just by helping out with household chores. For Aunt Kate is the first-ever female detective employed by the legendary Pinkerton Detective Agency. And Nell has a knack for the kind of close listening and bold action that made Pinkerton detectives famous in Civil War-era America. With huge, nation-changing events simmering in the background, Nell uses skills new and old to uncover truths about her past and solve mysteries in the present.Based on the extraordinary true story of Kate Warne, this fast-paced adventure recounts feats of daring and danger...including saving the life of Abraham Lincoln!

    Marden reports that some of her valuables have gone missing, the twins investigate.