He has a family, a home, and even Marley, his beloved dog. But there is something very special about Bobby.He is going to save the world.And not just Earth as we know it. Bobby is slowly starting to realize that life in the cosmos isn't quite what he thought it was. And before he can object, he is swept off to an alternate dimension known as Denduron, a territory inhabited by strange beings, ruled by a magical tyrant, and plagued by dangerous revolution.If Bobby wants to see his family again, he's going to have to accept his role as savior, and accept it wholeheartedly. Because, as he is about to discover, Denduron is only the beginning....Cover illustration by Victor Lee

    In fact, the only bond he shares with his eccentric father is a passion for archaeological excavation. So when his dad mysteriously vanishes, Will is compelled to dig up the truth behind his disappearance. He unearths the unbelievable: a subterranean society that time forgot. "The Colony" has existed unchanged for a century, but it's no benign time capsule of a bygone era. Because the Colony is ruled by a merciless overclass, the Styx. Will must free his father--is he also about to ignite a revolution?

    If you buy one of the Harry Potter books, we guarantee you'll want the next...and the next...and the next -- so why not have them all, right at your fingertips? With the Harry Potter Hardcover Box Set (Books 1-4), Barnes amp; Noble.com offers simple one-stop shopping for your Harry Potter library! As easy as the wave of a magic wand, you can get all four Harry Potter books delivered to your doorstep at once.pThe Harry Potter Hardcover Box Set (Books 1-4) includes hardcover editions of iHarry Potter and the Sorcerer's Stone, Harry Potter and the Chamber of Secrets, Harry Potter and the Prisoner of Azkaban,/i and iHarry Potter and the Goblet of Fire./i The books come snugly packed in a sturdy cardboard slipcase, beautifully decorated with memorable scenes from the books.pSo buy the set, and not even a pesky Locomotor Mortis spell cast by the evil Lord Voldemor...(oooops, sorry -- He-Who-Must-Not-Be-Named) can get in the way of your enjoying all of the mystery, adventure, intrigue, and, of course, magic that Muggles around the world can't seem to get enough of. Hold on tight -- it's going to be a wild ride!

    This world is on the brink of war, and Gregor's arrival is no accident. A prophecy foretells that Gregor has a role to play in the Underland's uncertain future. Gregor wants no part of it -- until he realizes it's the only way to solve the mystery of his father's disappearance. Reluctantly, Gregor embarks on a dangerous adventure that will change both him and the Underland forever.

    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!

    Like every child in the city, she wears a silver guardchain and is forced to obey the dreaded Blessed Guardians. She has never done anything by herself and won’t be allowed out on the streets unchained until Separation Day.When Separation Day is canceled, Goldie, who has always been both impatient and bold, runs away, risking not only her own life but also the lives of those she has left behind. In the chaos that follows, she is lured to the mysterious Museum of Dunt, where she meets the boy Toadspit and discovers terrible secrets. Only the cunning mind of a thief can understand the museum’s strange, shifting rooms. Fortunately, Goldie has a talent for thieving.Which is just as well, because the leader of the Blessed Guardians has his own plans for the museum—plans that threaten the lives of everyone Goldie loves. And it will take a daring thief to stop him. . . .Museum of Thieves is a thrilling tale of destiny and danger, and of a courageous girl who has never been allowed to grow up—until now.

    But does he have what it takes to be a teenager? He collects mutant candy, he won't venture more than four blocks from his apartment if he can help it, and he definitely doesn't like surprises. On the other hand, his best friend, Lizzy, isn't afraid of anything, even if that might get her into trouble now and then. Jeremy's summer takes an unexpected turn when a mysterious wooden box arrives in the mail. According to the writing on the box, it holds the meaning of life! Jeremy is supposed to open it on his thirteenth birthday. The problem is, the keys are missing, and the box is made so that only the keys will open it without destroying what's inside. Jeremy and Lizzy set off to find the keys, but when one of their efforts goes very wrong, Jeremy starts to lose hope that he'll ever be able to open the box. But he soon discovers that when you're meeting people named Oswald Oswald and using a private limo to deliver unusual objects to strangers all over the city, there might be other ways of finding out the meaning of life. Lively characters, surprising twists, and thought-provoking ideas make Wendy Mass's latest novel an unforgettable read.

    She is even more surprised when the test results come back positive, and she is sent to Attic Island, a former prison turned refuge—and quarantine colony—for the ill. The Scourge’s victims, Ani now among them, can only expect to live out short, painful lives there.However, Ani quickly discovers that she doesn’t know the whole truth about the Scourge or the Colony. She’s been caught in a devious plot, and, with the help of her best friend, Weevil, Ani means to uncover just what is actually going on. But will she and Weevil survive the Scourge—and the gorvernor’s wardens—long enough to make their escape and expose the cruel plan?

    A curse that began with his no-good-dirty-rotten-pig-stealing-great-great-grandfather and has since followed generations of Yelnats. Now Stanley has been unjustly sent to a boys’ detention center, Camp Green Lake, where the boys build character by spending all day, every day digging holes exactly five feet wide and five feet deep. There is no lake at Camp Green Lake. But there are an awful lot of holes.It doesn’t take long for Stanley to realize there’s more than character improvement going on at Camp Green Lake. The boys are digging holes because the warden is looking for something. But what could be buried under a dried-up lake? Stanley tries to dig up the truth in this inventive and darkly humorous tale of crime and punishment—and redemption.

    As Mark searches for a pathway back to his own time on Earth, he must make a new life in a new world. His encounters with primitive tribes bring the joy of human bonds, but violence and war as well—and, finally, a contest in which he discovers his own startling powers.

    Lisse and her friends are unemployable after graduation, but the government gives them an abandoned warehouse in a bleak neighborhood to live in. Anxious to escape their dreary lives, the friends embrace The Game, which takes them to paradise. But is this world real or only a computer simulation?

    But Scott's dad is the only one in the neighborhood who actually prepares for the worst. As the neighbors scoff, he builds a bomb shelter to hold his family and stocks it with just enough supplies to keep the four of them alive for two critical weeks. In the middle of the night in late October, when the unthinkable happens, those same neighbors force their way into the shelter before Scott's dad can shut the door. With not enough room, not enough food, and not enough air, life inside the shelter is filthy, physically draining, and emotionally fraught. But even worse is the question of what will—and won't—remain when the door is opened again. Internationally best-selling author Todd Strasser has written his most impressive and personal novel to date, ruthlessly yet sensitively exploring the terrifying what-ifs of one of the most explosive moments in human history.

    Soon a mysterious trio arrives to take him away: the explorer Umber, the shy archer Sophie, and Oates, whose strength and honesty are both brutal. Hap and his new acquaintances narrowly escape the cavernous underworld and make their way to Lord Umber's bustling jewel of a harbor city, Kurahaven. Once there, Hap learns that Lord Umber is an extraordinary man -- he's a merchant, adventurer, inventor, royal adviser, and chronicler of all things monstrous and magical. But Umber's accomplishments can't answer the question closest to the boy's heart: Who is Happenstance? Desperate to uncover clues in his new, baffling surroundings, Hap accompanies Umber on dangerous and unusual missions. But Hap soon learns that there are powerful enemies inside the kingdom, and a ruthless assassin is hot on his trail. Faced with many unknowns, Hap knows one thing is certain: There's a reason Umber has chosen him...if only he could determine it. P. W. Catanese's richly spun fantasy chronicles one boy's quest for answers and hope in a world riddled by knowledge and power corrupted.

    Elise has always lived in the big house with her loving Uncle and Aunt, because Elise's parents died when she was too young to remember them.  There's always been a barn behind the house with eight locked doors on the second floor. When Elise and Franklin start middle school, things feel all wrong. Bullying. Not fitting in. Franklin suddenly seems babyish.  Then, soon after her 12th birthday, Elise receives a mysterious key left for her by her father. A key that unlocks one of the eight doors upstairs in the barn...

    The sun rises in a sky filled with dancing shapes; the wind, water, and trees shelter and protect those who live there; when the nine children go to sleep in their cabins, it is with full stomachs and joy in their hearts. And only one thing ever changes: on that day, each year, when a boat appears from the mist upon the ocean carrying one young child to join them—and taking the eldest one away, never to be seen again.Today’s Changing is no different. The boat arrives, taking away Jinny’s best friend, Deen, replacing him with a new little girl named Ess, and leaving Jinny as the new Elder. Jinny knows her responsibility now—to teach Ess everything she needs to know about the island, to keep things as they’ve always been. But will she be ready for the inevitable day when the boat will come back—and take her away forever from the only home she’s known?