Science For Teens

Exploring more than 80 of the world's most scientific theories and big ideas across the fields of physics, chemistry, biology, astronomy, geology, and math, this book offers a fascinating look at the history of science. Discover how Galileo worked out his scientific theories of motion and...

The time has come for Roiben's coronation, and pixie Kaye is sure of one thing – she loves him. When she declares herself to Roiben during the celebration, he's forced to send her on a seemingly impossible quest to find a faerie who can tell a lie. But Kaye's adventure soon leads to danger when she finds herself caught up in the games of the Seelie Court. Queen Silarial wants Roiben's throne, and she will use any means necessary to get it. Can a pixie outplay a queen?

As if my life wasn't already complicated enough, now the Archons are back, and they're searching for their lost brother. My school is overrun by a new crop of Magicians who can't keep civil tongues in their heads. An ancient group of Shadowborn-hating fanatics has crawled out of the woodwork with a bag of powerful toys—and the ruthlessness required to use them. To top it all off, I've managed to draw the attention of the Fae.

Being the best isn’t always a good thing . . . . . . especially when you’re raised by mercenaries. Banished from his home at thirteen, Ayrion makes his way to the capital city of Aramoor in hopes of starting a new life. With high aspirations of making a name for himself, he soon discovers how dangerous and unforgiving those streets can be. If there's one thing he's learned, it's the importance of choosing his friends wisely!

Il y a trois mille ans, les humains étaient les proies de races puissantes pratiquant la magie sauvage. Heureusement, un traité fut signé et une barrière entre les mondes érigée. Afin d'honorer ce traité, les habitants humains du village de Capton sont forcés de fournir tous les cent ans une jeune fille, afin qu'elle devienne l'épouse du roi elfe et parte vivre avec lui.

Axel Nal is out of luck and out of time. He has failed every single induction ceremony and it is his last chance to Exceed to a higher class. At his wit's end, he desperately tries one last time at Exceeding, putting all his chips on the table...except something was different this time. Time freezing, a mysterious voice, and a new Exceed Mark? Had lady luck finally given him a boon? Had he received a class the world had never seen before? One thing is for sure, he's changed. And now he has something called...the Gambler's System.

In the eight kingdoms, none have greater strength or influence than the asha, who hold elemental magic. But only a bone witch has the power to raise the dead. Tea has used this dark magic to breathe life into those she has loved and lost...and those who would join her army against the deceitful royals. But Tea's quest to conjure a shadowglass, to achieve immortality for the one person she loves most in the world, threatens to consume her. Tea's heartsglass only grows darker with each new betrayal. They all feed the darkrot that is gradually consuming her heartsglass.

The Corrupt Lord of the Ice has been rejected. King Uthar is seeking to kill him once and for all. But Darthor has retreated to the Frozen Continent with his forces. Lasgol and his friends are making every effort to pass their third year of instruction, where the tests change from practical competitions to real missions and where they risk their lives. Conflicts, rivalries, and love will emerge more strongly than ever. Egil and Lasgol will discover the truth about the king's secret and the identity of the real enemy. They will choose sides and try to persuade their teammates.

The magic is broken. Cam is trapped between the need to secure his throne, his commitment to support King Gareth as he resists a massive invasion, and the renewed threat from the magic he fought to protect. Nature itself is being torn apart as two rival magics wrestle for control. Underneath it all, something very old and very powerful rouses from its lethargy. It hunts for Cam—even as the magic called the Anarwyn grows ever more reckless in its efforts to neutralize him.

How do you stop an invasion force that just defeated the most powerful person on the planet? Chances are, you don’t. But the world’s greatest heroes and villains are going to team up and make their best attempt. After the Tuldarians—a race of dinosaur-like aliens—invade the Earth with overwhelming numbers of ships and soldiers, the world’s governments finally repeal the Anti-Vigilante Acts. Now, the masked crimefighters and criminals who haven’t been allowed to use their powers are being asked to fight to save humanity. And to think, I was just put in prison for just trying to be a good guy.

With the great Traction City of London completely destroyed, Tom Natsworthy and Hester Shaw travel across the world, trading with other airships and adventuring on the exciting and exotic routes of the Bird Roads. When their little scrapyard aircraft is pursued by rocket-firing gunships, the ice city of Anchorage offers them sanctuary.

The Spellweaver: a legendary sorcerer who crafted magic with their words. These spells were written down and given to others who would become mages. Over time, the Spellweaver was no longer reincarnated through the ages. Without the magic-creating words of the Spellweaver, magic is now a finite resource. Soon, magic will be lost to the sands of time. Unless a new Spellweaver can be found. Calwyn Weft lives in the village of Pebbert and works as an apothecary’s apprentice. It’s the one job he knows how to do well. But then the village is visited by a strange, red-robed figure.

A disabled teen, an empathetic dragon, and a bond that will save the world. Sixteen-year-old Amel arrived at Dragon School just like everyone else - with a dream to ride dragons and join the Dominion Dragon Riders. But Amel has a crippled leg, and Dragon School training is grueling. Before she can even become an initiate, she must complete her first flight on a dragon. Can Amel survive First Flight and become a Dragon School initiate, or will her dreams dash on the rocks below?

After a battle with the core of the warlock's tower, Jack and Melinda turn their attention to growing stronger. With the warlock Lachlan Woe to teach them, and the support of Ivan the goblin butler, it seems their path could only go upward. When rumors of hunters reach their ears, their lives take a turn. These hunters could prove the breaking of Jack and his friends. Thankfully, Jack is a walking dungeon, and there are other dungeons in the outside world with whom he shares a bond. If these dungeons could be awakened….

Les continents de Tavéar, gouverné par quatre ducs qui maîtrisent les intempéries par le biais de leurs émotions, et de Finéar, patrie du peuple des Sans-Âme, se livrent depuis près d’un siècle une guerre sans merci. Prétextant une volonté de trêve, le duc de la colère envoie sa plus jeune fille, Shamar, âgée de dix-neuf ans, épouser l’empereur ennemi ; ces noces permettraient aux Sans-Âme d’avoir des héritiers capables de maîtriser les éléments. Mais ce qu’ignore l’empereur de Finéar, c’est que Shamar ne possède aucun pouvoir – et qu’elle est aveugle.

There’s only one rule in the world I come from. Keep our existence a secret. Period. The day my sister broke that rule one too many times, I knew there would be consequences. I expected us to be sent to one of those schools for “troubled” kids - and maybe Daizlei Academy was, in a way. But really, it was far more complicated than that. You see, I thought that world had forgotten me. Forgotten us. For years we were left alone, and one day...we weren’t. It was only when I got there that I remembered the second rule: Trust no one.

Before he was freed by Neferet, Kalona was imprisoned within the earth for centuries because of the Darkness in his heart. But what happened to the Other World's Kalona? It's as though he's been forgotten, or maybe he never existed at all.... In the present, Other Neferet may have left her House of Night, but she has far from given up her goal of immortality and world domination. As she operates in secret to gain access to Old Magick, the new High Priestess, Anastasia Lankford, works toward peace and acceptance for the vampyres of the Other World.

Time is running out for the Peculiar Children. With a dangerous madman on the loose and their beloved Miss Peregrine still in danger, Jacob Portman and Emma Bloom are forced to stage the most daring of rescue missions. They'll travel through a war-torn landscape, meet new allies, and face greater dangers than ever. Will Jacob come into his own as the hero his fellow Peculiars know him to be?

Part lawman, part tracker and part magician, the Wardens are monster-hunters - tasked with protecting the people from the various, nightmarish creatures that have invaded the world of men. However, despite being descended from a long line of Wardens, 16-year-old Errol Magnus believes it to be the absolute worst job on the planet: How could a single occupation simultaneously be the most boring, abominably stupid, and extraordinarily dangerous profession imaginable?

Una noche de verano, cuando Dumbledore llega a Privet Drive a recoger a Harry Potter, su mano derecha se torna oscura y marchita, pero no explica la razón. Los rumores y las sospechas se están extendiendo a través del mundo mágico, y ni siquiera Hogwarts es un lugar seguro. Harry está convencido de que Malfoy lleva la marca tenebrosa: hay un mortífago entre ellos. Harry necesitará magia poderosa y verdaderos amigos para explorar los secretos más oscuros de Voldemort, mientras Dumbledore lo prepara para enfrentar su destino...