"The essential universe, from our most celebrated and beloved astrophysicist. What is the nature of space and time? How do we fit within the universe? How does the universe fit within us? There's no better guide through these mind-expanding questions than acclaimed astrophysicist and best-selling author Neil deGrasse Tyson. But today, few of us have time to contemplate the cosmos. So Tyson brings the universe down to Earth succinctly and clearly,...

After Jason succeeds in finding a way back to Lyrian, he's immediately in more danger than ever. Meanwhile, Rachel and the others have made their own progress--as well as discovered new enemies. As the group ultimately rejoins, they strive to convince their most needed ally to join the war and form a rebellion strong enough to triumph against the emperor.

Fourteen-year-old Jason Walker is transported to a strange world called Lyrian, where he joins Rachel, who was also drawn there from our world, and a few rebels, to piece together the Word that can destroy the malicious wizard emperor, Surroth.

Jason and Rachel's adventures and friendships have made Lyrian more of a home to them than they could have imagined, so now, armed with the prophecy of a dying oracle, they are ready to become Lyrian's heroes whatever the cost to themselves.

Kit Livingstone met his great-grandfather Cosimo in a rainy alley in London where he discovered the truth about alternate realities. Now he's on the run-and on a quest-trying to understand the impossible mission he inherited from Cosimo: to restore a map that charts the hidden dimensions of the multiverse. Survival depends on staying one-step ahead of the savage Burley Men. The key is the Skin Map-but where it leads and what it means, Kit has no idea....

Candy Quackenbush of Chickentown, Minnesota, journeys to the Abarat, an archipelago filled with strange wonders, where it is revealed to her that she has been there before, and that it is her responsibility to save the mysterious place from threatening evil forces.

At nearly fifteen years of age, Joey Harker learns that he is a Walker, able to travel between dimensions, and soon joins a team of different versions of himself, each from another dimension, to fight the evil forces striving to conquer all the worlds.

A new America called Valhalla grows restless under the controlling long arm of the Datum government, while all of the Long Earth is infused by the song of the trolls who are starting to react to humanity's thoughtless exploitation, bringing humankind to the brink of war.

Candy Quackenbush's adventures in the Abarat continue as she makes a startling realization as to who she is, and the forces of Night begin plans for a war.

On his eleventh birthday Will Stanton discovers that he is the last of the Old Ones, destined to seek the six magical Signs that will enable the Old Ones to triumph over the evil forces of the Dark.