The bombs destroyed almost everything that came before, so the skill that matters most in White Rock—sometimes it feels like the only thing that matters—is the ability to invent so that the world can regain some of what it’s lost.But Hope is terrible at inventing and would much rather sneak off to cliff dive into the Bomb’s Breath—the deadly band of air that covers the crater the town lives in—than fail at yet another invention.When bandits discover that White Rock has invented priceless antibiotics, they invade. The town must choose whether to hand over the medicine and die from disease in the coming months or to die fighting the bandits now. Hope and her friends, Aaren and Brock, might be the only ones who can escape through the Bomb’s Breath and make the dangerous trek over the snow-covered mountain to get help.For once, inventing isn’t the answer, but the daring and risk-taking that usually gets Hope into trouble might just save them all.

    Living in a frighteningly unstable family, she often needs to disappear at a moment's notice. When her parents are murdered, it's her special hiding place under the trailer that saves her life. As it turns out, Roo, much to her surprise, has a wealthy if eccentric uncle, who has agreed to take her into his home on Cough Rock Island. Once a tuberculosis sanitarium for children of the rich, the strange house is teeming with ghost stories and secrets. Roo doesn't believe in ghosts or fairy stories, but what are those eerie noises she keeps hearing? And who is that strange wild boy who lives on the river? People are lying to her, and Roo becomes determined to find the truth.Despite the best efforts of her uncle's assistants, Roo discovers the house's hidden room--a garden with a tragic secret. Inspired by The Secret Garden, this tale full of unusual characters and mysterious secrets is a story that only Ellen Potter could write.

    His conspiracy theories about the lost technology of Cold War–era rocket scientist Dr. Aloysius Underberg may have cost him his job and forced them to move to the middle of nowhere, but Gillian knows he's right and plans to prove it.When she discovers a missing page from Dr. Underberg's diary in her father's mess of an office, she thinks she's found a big piece of the puzzle—a space-themed riddle promising to lead to Dr. Underberg's greatest invention. Enlisting the help of her skeptical younger brother, Eric, her best friend, Savannah, and Howard, their NASA-obsessed schoolmate, Gillian sets off on a journey into the ruins of Omega City, a vast doomsday bunker deep inside the earth,.But they aren't alone inside its dark and flooded halls. For while Gillian wants to save her dad's reputation by bringing Dr. Underberg's secrets to light, there are others who will stop at nothing to make sure they stay buried . . . forever.

    Perfect for fans of the author’s other middle grade novels: Liesl & Po and the Curiosity House series.Looking across the breakfast table one morning, twelve-year-old Liza feels dread wash over her. Although her younger brother, Patrick, appears the same, Liza knows that he is actually quite different. She is certain that the spindlers—evil, spiderlike beings—came during the night and stole his soul. And Liza is also certain that she is the only one who can rescue him.Armed with little more than her wits and a huge talking rat for a guide, Liza descends into the dark and ominous underground to save Patrick's soul. Her quest is far from easy: she must brave tree-snakes, the Court of Stones, and shape-shifting scawgs before facing her greatest challenge in the spindlers' lair, where more than just Patrick's soul is at stake.

    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.

    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.

    Cora is still grappling with the death of her beloved sister in a school shooting, and Quinn is carrying the guilt of what her brother did.On the day of Cora’s twelfth birthday, Quinn leaves a box on her doorstep with a note. She has decided that the only way to fix things is to go back in time to the moment before her brother changed all their lives forever—and stop him.In spite of herself, Cora wants to believe. And so the two former friends begin working together to open a wormhole in the fabric of the universe. But as they attempt to unravel the mysteries of time travel to save their siblings, they learn that the magic of their friendship may actually be the key to saving themselves.

    A found cipher. A game begins . . . .Twelve-year-old Emily is on the move again. Her family is relocating to San Francisco, home of her literary idol: Garrison Griswold, creator of the online sensation Book Scavenger, a game where books are hidden all over the country and clues to find them are revealed through puzzles. But Emily soon learns that Griswold has been attacked and is in a coma, and no one knows anything about the epic new game he had been poised to launch. Then Emily and her new friend James discover an odd book, which they come to believe is from Griswold and leads to a valuable prize. But there are others on the hunt for this book, and Emily and James must race to solve the puzzles Griswold left behind before Griswold's attackers make them their next target.

    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.

    The time has come for Fionn's grandfather, a secretive and eccentric old man, to step down. Soon, a new Keeper will rise.But, deep underground, someone has been waiting for Fionn. As the battle to become the island's next champion rages, a more sinister magic is waking up, intent on rekindling an ancient war.

    Once when he was thirty nine and again four years later when he was twelve.The first time had nothing to do with me. The second time definitely did, but I would never even have been there if it hadn’t been for his ‘time machine’…”When Al Chaudhury discovers his late dad’s time machine, he finds that going back to the 1980s requires daring and imagination. It also requires lies, theft, burglary, and setting his school on fire. All without losing his pet hamster, Alan Shearer…

    Humanity clings to the highest mountain peaks, where the wealthy Five Families rule over the teeming lower slopes and rambling junkyards. As the ruthless Lord Kodoc patrols the skies to enforce order, thirteen-year-old Chess and his crew scavenge in the Fog-shrouded ruins for anything they can sell to survive.Hazel is the captain of their salvage raft: bold and daring. Swedish is the pilot: suspicious and strong. Bea is the mechanic: cheerful and brilliant. And Chess is the tetherboy: quiet and quick…and tougher than he looks. But Chess has a secret, one he’s kept hidden his whole life. One that Lord Kodoc is desperate to exploit for his own evil plans. And even as Chess unearths the crew’s biggest treasure ever, they are running out of time...

    But there are sinister forces at work that want to destroy all knowledge. To save the library, Lenora will have to test her limits and uncover secrets hidden among its shelves.

    The rest of the year, Lee and his mother serve Memory, while Felix and his father assist Death. This is the Agreement.But one Halloween, Gretchen Whipple smashes her way into their lives. Her bargain is simple: If the twins help her solve the murder of local girl Essie Hasting, she’ll help them break the Agreement. The more the three investigate, however, the more they realize that something’s gone terribly wrong in their town. Death is on the loose, and if history repeats itself, Essie’s might not be the last murder in Poplar Wood.Simultaneously heartwarming and delightfully spooky, The House in Poplar Wood is the story about a boy’s desire to be free, a girl’s desire to make a difference, and a family’s desire to be together again.

    Vanished without a trace! From a locked room! So Darkus moves in with his eccentric Uncle Max and next door to Humphrey and Pickering, two lunatic cousins with an enormous beetle infestation. Darkus soon discovers that the beetles are anything but ordinary. They're an amazing, intelligent super species and they're in danger of being exterminated. It's up to Darkus and his friends to save the beetles. But they're up against an even more terrifying villain--the mad scientist of fashion, haute couture villainess Lucretia Cutter. Lucretia has an alarming interest in insects and dastardly plans for the bugs. She won't let anyone or anything stop her, including Darkus's dad, who she has locked up in her dungeons! The beetles and kids join forces to rescue Mr. Cuttle and thwart Lucretia.