L. Konisburg, this middle-grade mystery adventure is inspired by the real life of Viviani Joffre Fedeler, born and raised in the New York Public Library.Eleven-year-old Viviani Fedeler has spent her whole life in the New York Public Library. She knows every room by heart, except the ones her father keeps locked. When Viviani becomes convinced that the library is haunted, new girl Merit Mubarak makes fun of her. So Viviani decides to play a harmless little prank, roping her older brothers and best friend Eva to help out.But what begins as a joke quickly gets out of hand, and soon Viviani and her friends have to solve two big mysteries: Is the Library truly haunted? And what happened to the expensive new stamp collection? It's up to Viviani, Eva, and Merit (reluctantly) to findout.

    Her parents have to fix the place up before they can sell it, and Sarah and her brother, Billy, have to help. But the tedious work turns into a thrilling mystery when Sarah discovers an unfinished letter her grandmother wrote: Strange things are happening behind the bookcase. . . . Sarah's mother dismisses the letter as one of Grandma Winnie's crazy stories, but Sarah does some investigating and makes a remarkable discovery: behind the bookcase is a doorway into Scotopia, the land where shadows come from. With a talking cat named Balthazat as her guide, Sarah begins an unforgettable adventure into a world filled with countless dangers. Who can she trust? And can she face her fears, not only in Scotopia, but also back at Grandma Winnie's house, where more secrets and strange goings-on await her?

    Elene's Preparatory Academy for Girls, where she struggles to navigate the venerable boarding school's traditions and a social structure heavily weighted toward students from wealthy backgrounds. In a parallel story, Matt Coffin has wound up on the Maine coast near St. Elene's with a pillowcase full of money lifted from the leader of a criminal gang, fearing the gang's relentless, destructive pursuit. Both young people gradually dispel their loneliness, finding a way to be hopeful and also finding each other.

    He prefers to be out of sight, underground. He walked the world unseen. He's happy to let his best friend, Eddie, lead the way and rule the day.And this day--Dead Wednesday--is going to be awesome. The school thinks assigning each eighth grader the name of a teenager who died in the past year and having them don black shirts and become invisible will make them contemplate their own mortality. Yeah, sure. The kids know that being invisible to teachers really means you can get away with anything. It's a day to go wild!But Worm didn't count on Becca Finch (17, car crash). Letting this girl into his head is about to change everything.

    For Moira, this means figuring out the right clothes to wear, learning how to put on makeup, and deciding which boys are cuter in their yearbook photos than in real life. But none of this is all that appealing to Bug, who doesn't particularly want to spend more time trying to understand how to be a girl. Besides, there's something more important to worry about: A ghost is haunting Bug's eerie old house in rural Vermont...and maybe haunting Bug in particular. As Bug begins to untangle the mystery of who this ghost is and what they're trying to say, an altogether different truth comes to light--Bug is transgender.

    Nova and her big sister, Bridget, share a love of astronomy and the space program. They planned to watch the launch together. But Bridget has disappeared, and Nova is in a new foster home. While foster families and teachers dismiss Nova as severely autistic and nonverbal, Bridget understands how intelligent and special Nova is, and all that she can't express. As the liftoff draws closer, Nova's new foster family and teachers begin to see her potential, and for the first time, she is making friends without Bridget. But every day, she's counting down to the launch, and to the moment when she'll see Bridget again. Because Bridget said, "No matter what, I'll be there. I promise."

    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.

    She was caught cheating in school, and then one day, her little sister Emma disappeared while walking home from school. She never returnedWhen Quinn's best friend Kara has to move away, she goes on one last trip with Kara and her family. They stop over at the first hotel they see, a Victorian inn that instantly gives Quinn the creeps, and she begins to notice strange things happening around them. When Kara's parents and then brother disappear without a trace, the girls are stranded in a hotel full of strange guests, hallways that twist back in on themselves, and a particularly nasty surprise lurking beneath the floorboards. Will the girls be able to solve the mystery of what happened to Kara's family 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.

    Letting go is hard - until Granny's long-dead mammy appears at Mary's door, returning to help her dying daughter say goodbye. But first she needs someone to drive them all on a visit to the past.

    When life gives you lemons, you make lemonade. But what if those lemons are so big that you forget how?How do you make lemonade out of having to leave everything you know in San Francisco to move to the small town of Willow Creek, California and live with a grandfather you’ve never even met? In a town that smells like grass and mud and bugs. With tall pines instead of skyscrapers and dirt instead of sidewalks. Not to mention one woolly beast lurking in the woods.That’s right, Bigfoot.A ginormous wooden statue of the ugly thing stands right at the center of town like he’s someone real important, like the mayor or something. And the people here actually believe he’s real and hiding somewhere out in the pine filled forests.How can anyone possibly be expected to make lemonade out those rotten lemons?Everything is different and Lem just wants to go back home. And then she meets Tobin Sky, the CEO of Bigfoot Detectives, Inc. and sole investigator for the town. He invites her to be his Assistant for the summer and she reluctantly agrees. At least until she can figure out her escape plan.Together, Lem and Tobin try to capture a shot of the elusive beast on film and end up finding more than they ever could have even imagined.

    Soon their house is ransacked by unknown intruders, and a very strange policeman turns up on the scene, determined to apprehend them . . . with a toilet brush. Ivy and Seb make their escape only to find themselves in a completely uncommon world, a secret underground city called Lundinor where ordinary objects have amazing powers. There are belts that enable the wearer to fly, yo-yos that turn into weapons, buttons with healing properties, and other enchanted objects capable of very unusual feats. But the forces of evil are closing in fast, and when Ivy and Seb learn that their family is connected to one of the greatest uncommon treasures of all time, they must race to unearth the treasure and get to the bottom of a family secret . . . before it’s too late.

    The Gilded Age. A fantastic time to be alive for lots of people . . . but not thirteen-year-old Lizzie Kennedy, stuck at Miss Barstow’s snobby school for girls. Lizzie’s secret passion is science, an unsuitable subject for finishing-school girls. Lizzie lives to go on house calls with her physician father. On those visits to his patients, she discovers a hidden dark side of the city—a side that’s full of secrets, rats, and rumors of the plague.   The newspapers, her powerful uncle, and her beloved papa all deny that the plague has reached San Francisco. So why is the heart of the city under quarantine? Why are angry mobs trying to burn Chinatown to the ground? Why is Noah, the Chinese cook’s son, suddenly making Lizzie question everything she has known to be true? Ignoring the rules of race and class, Lizzie and Noah must put the pieces together in a heart-stopping race to save the people they love.

    You step into it.Some houses are more than just haunted... they're hungry. Dash, Dylan, Poppy, Marcus, and Azumi don't know this at first. They each think they've been summoned to Shadow House for innocent reasons. But there's nothing innocent about Shadow House.Something within its walls is wickedly wrong. Nothing -- and nobody -- can be trusted. Hallways move. Doors vanish. Ghosts appear. Children disappear.And the way out?That's disappeared, too...Enter Shadow House... if you dare.Don't just read about Shadow House -- explore its haunted depths with the free app!

    A reactor at the nuclear power plant where their fathers work--Chernobyl--has exploded. Before they know it, the two girls, who've always been enemies, find themselves on a train bound for Leningrad to stay with Valentina's estranged grandmother, Rita Grigorievna. In 1941 Rifka must flee Kiev before the Germans arrive. Her journey is harrowing and fraught with danger because Germans and Russians alike will revile her for her Jewish blood.In both time periods, the girls must learn who to trust and how to have hope in the midst of horrible events.