"A boy goes on a long car ride to visit his grandmother and discovers time moves faster or slower depending on how bored he is"-- Provided by publisher.

"When eighteen-year-old Marguerite Caine's father is killed, she must leap into different dimensions and versions of herself to catch her father's killer and avenge his murder"-- Provided by publisher.

While sick in bed with cancer, Lucien begins making journeys to a place in a parallel world that resembles Venice, Italy, and he becomes caught up in the political intrigues surrounding the Duchessa who rules the city.

As eighteen-year-old Marguerite struggles to get to the heart of the corrupt company that almost killed her father, she tries to save the boy she loves, whose soul is scattered in various dimensions.

Even as he grows stronger and closer to discovering the secret of his identity, Arthur must face further dangers and conflicts as he struggles to attain the Sixth Key from the powerful Saturday.

Seventeen-year-old Laz Hayerian wakes up on an abandoned Earth to discover that he and his companion Ivy Downey are clones, and they must work together--combining their talents to sense and step into and out of timestreams--to save humanity from imminent extinction.

The fate of the multiverse rests in Marguerite's hands in the final installment of the Firebird trilogy by New York Times bestselling author Claudia Gray. Ever since she used the Firebird, her parent's invention, to cross through alternate dimensions, Marguerite has been at the center of a cross-dimensional feud. Now she has learned that the evil Triad Corporation plans to destroy hundreds of universes, using their ultimate weapon: another dimension's...

"In the final book in the Twinmaker series, Clair, Q, and Kari Sargent must enter The Yard, a digital landscape created by their enemy, in order to save the world"-- Provided by publisher.

"The Pandominion: a political and trading alliance of a million worlds. Except that they're really just one world, Earth, in many different realities. And when an A.I. threat arises that could destroy everything the Pandominion has built, they'll eradicate it by whatever means necessary. Scientist Hadiz Tambuwal is looking for a solution to her own Earth's environmental collapse when she stumbles across the secret of inter-dimensional travel, a secret...

"A young woman discovers a strange portal in her uncle's house, leading to madness and terror in this gripping new novel from the author of the "innovative, unexpected, and absolutely chilling" (Mira Grant, Nebula Award-winning author) The Twisted Ones. Pray they are hungry. Kara finds the words in the mysterious bunker that she's discovered behind a hole in the wall of her uncle's house. Freshly divorced and living back at home, Kara now becomes...