Just when 15-year-old Bobby Pendragon thinks he understands his purpose as a Traveler - to protect the territories of Halla from the evil Saint Dane - he is faced with an impossible choice. The inhabitants of Eelong are in danger of being wiped out by a mysterious plague. Only Bobby knows how to stop it, but it means bringing the antidote from another territory - Cloral.

Quillan is a territory on the verge of destruction. The people have lost control of their own future and must struggle simply to survive. The only chance they have of finding a better life is by playing the Quillan Games. Hosted by a strange pair of game masters, Veego and LaBerge, the games are a mix of sport and combat.

The territory of Veelox has achieved perfect harmony. Fifteen-year-old Bobby Pendragon arrives on this territory in pursuit of the evil Saint Dane, but all is peaceful on Veelox - because it's deserted. The inhabitants have discovered a way to enter their own personal dream worlds, where they can be whomever they want, wherever they want. Their bodies lie in stasis while their minds escape to the dream realm.

When Bobby Pendragon first arrives on the tropical world of Ibara, he finds paradise. As he works to uncover clues about the turning point this seemingly idyllic territory will soon face, all he can determine is that the people of Ibara are blissfully happy. It's not long before Bobby discovers, however, that they are also blissfully...oblivious.

This is where it begins. The showdown for Halla. At stake is nothing less than all that ever was and all that will be. There's only one thing missing - Bobby Pendragon.

It has all been leading to this. Every victory. Every loss. All the thrills and sadness; the hope and despair. Bobby Pendragon's heart-pounding journey through time and space has brought him to this epic moment. He and his fellow Travelers must join forces for one last desperate battle against Saint Dane. At stake is not only the 10th and final territory, but all that ever was or will be. Everywhere.

Fourteen-year-old Bobby Pendragon is not like other boys his age. His uncle Press is a Traveler, and, as Bobby has learned, that means Uncle Press is responsible, through his journeys, for solving interdimensional conflict wherever he encounters it. His mission is nothing less than to save the universe from ultimate evil. And he's taking Bobby along for the ride.

Bobby Pendragon is a seemingly normal 14-year-old boy. 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.

Marshall Seaver is being haunted. In the first installment of this chillingly compelling trilogy, sixteen-year-old Marshall discovers that something beyond our world is after him. The eerie clues pile up quickly, and when people start dying, it's clear whatever this is - it's huge. Marshall has no idea what's happening to him, but he's soon convinced that it has something to do with his best friend, Cooper, who's been missing for over a week.

Fifteen-year-old Eragon believes he is merely a poor farm boy - until his destiny as a Dragon Rider is revealed. Gifted with only an ancient sword, a loyal dragon, and sage advice from an old storyteller, Eragon is soon swept into a dangerous tapestry of magic, glory, and power. Now, his choices could save - or destroy - the empire.