Newton. Salk. Oppenheimer.Science can change the world . . . but can it go too far? Eleven-year-old Ellie has never liked change. She misses fifth grade. She misses her old best friend. She even misses her dearly departed goldfish. Then one day a strange boy shows up. He’s bossy. He’s cranky. And weirdly enough . . . he looks a lot like Ellie’s grandfather, a scientist who’s always been slightly obsessed with immortality. Could this pimply boy really be Grandpa Melvin? Has he finally found the secret to eternal youth?Lexile recommendation: 550

    Recruited by the Hystorians, a secret society that dates back to Aristotle, the kids learn that history has gone disastrously off course.Now it's up to Dak, Sera, and teenage Hystorian-in-training Riq to travel back in time to fix the Great Breaks . . . and to save Dak's missing parents while they're at it. First stop: Spain, 1492, where a sailor named Christopher Columbus is about to be thrown overboard in a deadly mutiny!

    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...

    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.

    Locked away in a home for troubled children, he's told there's something wrong with him. So when he meets a flock of talking pigeons and a bossy cockroach, Kester thinks he's finally gone crazy. But the animals have something to say. And they need him. The pigeons fly Kester to a wild place where the last creatures in the land have survived. A wise stag needs Kester's help, and together they must embark on a great journey, joined along the way by an overenthusiastic wolf cub, a military-trained cockroach, a mouse with a ritual for everything, and a stubborn girl named Polly. The animals saved Kester Jaynes. But can Kester save the animals?

    But Jack alone is no match for the hoards of Zombies and Winged Wretches and Vine Thingies, and especially not for the eerily intelligent monster known only as Blarg. So Jack builds a team: his dorky best friend, Quint; the reformed middle school bully, Dirk; Jack's loyal pet monster, Rover; and Jack's crush, June. With their help, Jack is going to slay Blarg, achieve the ultimate Feat of Apocalyptic Success, and be average no longer! Can he do it?

    Ripped from their parents as babies, they are being protected from a horrible evil of devastating power, an evil they know nothing about.Until now.Before long, Kate, Michael, and Emma are on a journey through time to dangerous and secret corners of the world...a journey of allies and enemies, of magic and mayhem. And — if an ancient prophesy is correct — what they do can change history, and it is up to them to set things right.

    He's never had a birthday party, or gone to a friend's house for an overnight. In fact, Luke has never had a friend.Luke is one of the shadow children, a third child forbidden by the Population Police. He's lived his entire life in hiding, and now, with a new housing development replacing the woods next to his family's farm, he is no longer even allowed to go outside.Then, one day Luke sees a girl's face in the window of a house where he knows two other children already live. Finally, he's met a shadow child like himself. Jen is willing to risk everything to come out of the shadows - does Luke dare to become involved in her dangerous plan? Can he afford not to?

    It worked…but now the storerooms are almost out of food, crops are blighted, corruption is spreading through the city and worst of all—the lights are failing. Soon Ember could be engulfed by darkness…But when two children, Lina and Doon, discover fragments of an ancient parchment, they begin to wonder if there could be a way out of Ember. Can they decipher the words from long ago and find a new future for everyone? Will the people of Ember listen to them?

    Libris. But something strange is going on. Besides the security cameras everywhere, there’s Dr. Libris’s private bookcase. Whenever Billy opens the books inside, he can hear sounds coming from the island in the middle of the lake. The clash of swords. The twang of arrows. Sometimes he can even feel the ground shaking. It’s almost as if the stories he’s reading are coming to life! But that’s impossible . . . isn’t it?

    That is the way of the people of Quill. Each year, all the thirteen-year-olds are labeled as Wanted, Necessary, or Unwanted. Wanteds get more schooling and train to join the Quillitary. Necessaries keep the farms running. Unwanteds are set for elimination. It’s hard for Alex to leave behind his twin, Aaron, a Wanted, but he makes peace with his fate—until he discovers that instead of a “death farm,” what awaits him is a magical place called Artimé. There, Alex and his fellow Unwanteds are encouraged to cultivate their creative abilities and use them magically. Everything Alex has ever known changes before his eyes, and it’s a wondrous transformation. But it’s a rare, unique occurrence for twins to be divided between Wanted and Unwanted, and as Alex and Aaron's bond stretches across their separation, a threat arises for the survival of Artim that will pit brother against brother in an ultimate magical battle.

    When her mom started telling everyone about the messages aliens were sending through a mole on the back of her neck? Maybe on Christmas Eve, when huge, bizarre spaceships descended on the Earth and the aliens – called Boov – abducted her mother? Or when the Boov declared Earth a colony, renamed it “Smekland” (in honor of glorious Captain Smek), and forced all Americans to relocate to Florida via rocketpod?In any case, Gratuity’s story is much, much bigger than the assignment. It involves her unlikely friendship with a renegade Boov mechanic named J.Lo.; a futile journey south to find Gratuity’s mother at the Happy Mouse Kingdom; a cross-country road trip in a hovercar called Slushious; and an outrageous plan to save the Earth from yet another alien invasion.Fully illustrated with “photos,” drawings, newspaper clippings, and comics sequences, this is a hilarious, perceptive, genre-bending novel by a remarkable new talent.

    With the help of her best friend, Charlie, and his grandpa Josh, Margaret goes back to a time when Judge Biggs was a young boy and tries to prevent the chain of events that transformed him into a corrupt, jaded man.

    And he’s bored out of his mind. Kids aren’t allowed on the lunar surface, meaning they’re trapped inside the tiny moon base with next to nothing to occupy their time—and the only other kid Dash’s age spends all his time hooked into virtual reality games. Then Moon Base Alpha’s top scientist turns up dead. Dash senses there’s foul play afoot, but no one believes him. Everyone agrees Dr. Holtz went onto the lunar surface without his helmet properly affixed, simple as that. But Dr. Holtz was on the verge of an important new discovery, Dash finds out, and it’s a secret that could change everything for the Moonies—a secret someone just might kill to keep...

    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.