"From the basics of physics to big questions about the nature of space and time, celebrated astrophysicist and science communicator Neil deGrasse Tyson breaks down the mysteries of the cosmos into bite-sized pieces. Astrophysics for Young People in a Hurry describes the fundamental rules and unknowns of our universe clearly--and with Tyson's characteristic wit, there's a lot of fun thrown in, too.This adaptation by Gregory Mone includes full-color...

In the Welsh hills Will Stanton, youngest of the immortal Old Ones, joins forces with Merriman, Bran, and the mortal Drew children in a quest through space and time against the powers of evil known as the Dark.

A chilling rescue mission! Merlin the magician and Morgan le Fay have disappeared! To find them, Jack and Annie journey with their friends Teddy and Kathleen to the Land-Behind-the-Clouds, a frozen kingdom of ice and snow. There they find out that the Ice Wizard has stolen Merlin's Staff of Strength, and he won't give it back until Jack and Annie find his missing eye! If Jack and Annie don't return with the Ice Wizard's eye before sunrise, Merlin...

The youngest of the Murry children must travel through time and space in a battle against an evil dictator who would destroy the entire universe.

On a vacation with their mother and stepfather, Jane, Mark, Katharine, and Martha find themselves overwhelmed with a lakeful of magical adventures after Mark captures an ancient turtle that seems to have extraordinary powers.

Having used their magic tree house to travel to India, where they must get a gift to help free the dog Teddy from a spell, Jack and Annie have adventures involving a tiger and other endangered jungle animals.

"In Avenue of Mysteries, Juan Diego--a fourteen-year-old boy, who was born and grew up in Mexico--has a thirteen-year-old sister. Her name is Lupe, and she thinks she sees what's coming--specifically, her own future and her brother's. Lupe is a mind reader; she doesn't know what everyone is thinking, but she knows what most people are thinking. Regarding what has happened, as opposed to what will, Lupe is usually right about the past; without your...

"Edwin St. Andrew is eighteen years old when he crosses the Atlantic by steamship, exiled from polite society following an ill-conceived diatribe at a dinner party. He enters the forest, spellbound by the beauty of the Canadian wilderness, and suddenly hears the notes of a violin echoing in an airship terminal—an experience that shocks him to his core. Two centuries later a famous writer named Olive Llewellyn is on a book tour. She’s traveling...

As her mother prepares to be a contestant on the 1980s television game show, "The $20,000 Pyramid," a twelve-year-old New York City girl tries to make sense of a series of mysterious notes received from an anonymous source that seems to defy the laws of time and space.

When demons begin appearing on Earth unpredictably, foreshadowing a cataclysmic breakdown of their magic, Artemis and his friends face a new foe--a twelve-year-old girl whose intellect just might match Artemis's own--as they try to prevent catastrophe.