Science For Teens

In the wild and lush kingdom of Twinsbane, everyone has a look-alike, and each twin is cursed to die when their double breathes their last. When an ancient plague arises, the kingdom’s only hope is to sever these deadly ties. Yet King Daccias refuses to relinquish the cure, a legendary potion called the Separator.

When Alexis's little sister Kasey becomes obsessed with an antique doll, Alexis thinks she is just being her usual weird self. Things get weirder, though, when their house starts changing. Doors open and close by themselves; water boils on the unlit stove; and an unplugged air conditioner blasts cold air.

Bayern has triumphed in its war with Tira. But though the war is over, simmering anger remains among the Tirans and new hostilities could erupt at any moment. In a desperate attempt to maintain the peace, King Geric sends an ambassador to the Tiran capitol. Of course, an ambassador needs a military guard. Razo - short, impish, and not at all skilled at combat - longs to be among those selected to go, but thinks he has no chance. So he is astounded when Captain Talone taps him to join the group. He’s even more astounded when he discovers the secret reason for Talone’s decision.

Fourteen-year-old Luce has had a tough life, but she reaches the depths of despair when she is assaulted and left on the cliffs outside a grim Alaskan fishing village. She expects to die when she tumbles into the icy waves below but instead undergoes an astonishing transformation: she becomes a mermaid. A tribe of mermaids finds Luce and welcomes her in. All of them, like her, are lost girls who surrendered their humanity in the darkest moments of their lives.

After the death of her beloved father, headstrong princess Thirrin Freer Strong-In-The-Arm becomes warrior queen of her homeland, Icemark, defending it from a formidable invader. Despite Thirrin's bravery and the support of Oskan, the Witch's son, the task proves more difficult than Thirrin ever dreamed. She must assemble a force to rival her opponent. And, in the chill winter of Icemark, she only has until spring to unite the strange beasts and frightening creatures who live just outside her country.

Ged was the greatest sorcerer in Earthsea, but in his youth he was the reckless Sparrowhawk. In his hunger for power and knowledge, he tampered with long held secrets and loosed a terrible shadow upon the world. This is the tumultuous tale of his testing, how he mastered the mighty words of power, tamed an ancient dragon, and crossed death's threshold to restore the balance.

Cas Lowood has inherited an unusual vocation: He kills the dead. So did his father before him, until he was gruesomely murdered by a ghost he sought to kill. Now armed with his father's mysterious and deadly atheme, Cas travels the country with his kitchen-witch mother and their spirit-sniffing cat. They follow legends and local lore, destroy the murderous dead, and keep pesky things like the future and friends at bay. Searching for a ghost the locals call Anna Dressed in Blood, Cas expects the usual: track, hunt, kill. What he finds instead is a girl entangled in curses and rage.

After his mother's death, 12-year-old Samuel Chambers would do anything to turn back time. Prompted by three strange carnival fortune-tellers and the surfacing of his mysterious and reclusive neighbor, Samuel begins his search for the Tree of Life - the only thing that could possibly bring his mother back. His quest to defeat death entangles him and his best friend Abra in an ancient conflict and forces Samuel to grapple with an unwelcome question....

When 12-year-old twins John and Philippa get their wisdom teeth, they suddenly have the power to grant wishes and make things disappear. They are genies! Quickly, they learn to control their powers just before they embark on a dangerous quest that will take them into the tomb of an ancient pharaoh. Along the way, the must confront Iblis, the most evil genie in the universe! This fast-paced and funny fantasy is the first children's novel from critically acclaimed thriller writer P.B. Kerr.

Set at an experimental community on Mars in the year 2039, the Mars Diaries feature 14-year-old virtual-reality specialist Tyce Sanders. Life on the red planet is not always easy, but it is definitely exciting. As Tyce explores his strange surroundings, he finds that the mysteries of the planet point to his greatest discovery - a new relationship with God.

La Police du Temps n'a pas de problèmes, elle n'a que des défis à relever. Les imbéciles qui cherchent à modifier l'Histoire ont toujours donné du fil à retordre. Et aujourd'hui, le tourisme temporel est en plein essor : hautement illégal, mais très lucratif. Pour faire face à cette menace, la Police du Temps va envoyer ses agents infiltrés les plus coriaces. Tout va bien jusqu'à ce que l'impensable se produise. Il faut alors rapidement trouver des remplaçants, et qui mieux que trois jeunes agents qui n'en ont pas l'air ?

Sixteen-year-old Sasha Lawson has only ever known one small, ordinary life. When she was young, she loved her grandfather's stories of parallel worlds, inhabited by girls who looked like her but led totally different lives. Sasha never believed such worlds were real - until now, when she finds herself thrust into one against her will. To prevent imminent war, Sasha must slip into the life of an alternate version of herself, a princess who has vanished on the eve of her arranged marriage. If Sasha succeeds in fooling everyone, she will be returned home; if she fails, she'll be trapped in another girl's life forever.

They called him Sven, the Shatterfist. One of a group of heroes who fought the Demon Lord Mannon. He's finally returned home. But for Sven, after returning from abroad, life isn't what it used to be. Adventuring isn't what it used to be. Things have changed. Something is different. The obvious next step? Retire. Settle down. Start his own tavern. Drink with magic girls. Maybe not in that order.

Death came on swift wings. A soul, blessed by a goddess, falls to the land and enters his new life. He clings to a single memory, the defining moment of his previous life. Now he learns how to succeed in his new life as a new dungeon heart. To become the best dungeon he can be, he partners with the one existence all dungeons need: his bonded dungeon pixie.

Sixteen-year-old Jimi knows people change, but nothing could prepare her for what's about to happen to her best friend, Del. Del is obsessed with becoming a chimera: a person who pays back-alley geneticists, known as "genies", to illegally splice animal genes into their own. The resulting physical changes have scared lawmakers into drafting legislation declaring chimeras officially nonpersons, so when Del goes missing, Jimi is desperate to find him before he alters himself forever.

In the town of Squashbuckle, just about anything can happen, and when Henry Penwhistle draws a mighty Chalk Dragon on his door, the dragon does what Henry least expects - it runs away. Now Henry's art is out in the world for everyone to see, and it's causing trouble for him and his schoolmates Oscar and Jade. If they don't stop it, the entire town could be doomed! To vanquish the threat of a rampaging Chalk Dragon, Sir Henry Penwhistle, Knight of La Muncha Elementary School, is going to have to do more than just catch his art - he's going to have to let his imagination run wild.

Josh Adams, 14, awakes from a 50-year sleep. Ancient prophecy commands him and the other Sleepers to unite in battle against the evil priests and combat the doubt that threatens their faith.

When Triss wakes up after an accident, she knows something's very wrong. She's insatiably hungry, her sister seems scared of her, and her parents whisper behind closed doors. She looks through her diary to try to remember, but the pages have been ripped out. Soon Triss discovers that what happened to her is more strange and terrible than she could ever have imagined, and that she is quite literally not herself. In a quest to find the truth, she must travel into the terrifying underbelly of the city to meet a twisted architect who has dark designs on her family - before it’s too late.

Isla Crown has charted a new destiny and leapt into the unknown, determined to defeat her insidious ancestor, Lark, no matter the cost. But Skyshade is nothing like she anticipated, and she’ll have to use all of her skills just to survive, let alone end Lark for good. Meanwhile, Grim and Oro would sooner set fire to their own kingdoms than leave Isla stranded on a path toward certain death. But getting her back will involve forging an alliance—if they can find a way to forgive their long history of betrayals.

Sophie Foster is struggling. Grieving. Scrambling. But she knows one thing: She will not be defeated. The Neverseen have had their victories - but the battle is far from over. It’s time to change tactics. Make sacrifices. Reexamine everything. Maybe even time for Sophie to trust her enemies. All paths lead to Nightfall - an ominous door to an even more ominous place - and Sophie and her friends strike a dangerous bargain to get there. But nothing can prepare them for what they discover.