Faced with a dull summer in the city, Jane, Mark, Katharine, and Martha suddenly find themselves involved in a series of extraordinary adventures after Jane discovers an ordinary-looking coin that seems to grant wishes.

Thirteen-year-old Jadie lives in 4-space and works as an Agent for the four-dimensional beings who adopted her after being abandoned as an infant, but when Jadie learns her origin story is a lie she works to uncover the truth.

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.

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.

"Kit, Mina, Gianni, Cass, Haven, and Giles have gathered in Mina's 16th-century coffee house and are united in their determination to find a path back to the Spirit Well. Yet, with their shadow lamps destroyed and key pieces of the map still missing, the journey will be far more difficult than they imagine. And when one of their own disappears with Sir Henry's cryptic Green Book, they no longer know who to trust"--Jacket.

"From the Pulitzer Prize-winning author of perhaps the most bestselling and beloved literary fiction of our time comes a triumph of imagination and compassion, a soaring novel about children on the cusp of adulthood in a broken world, who find resilience, hope, and story. The heroes of Cloud Cuckoo Land are children trying to figure out the world around them, and to survive. In the besieged city of Constantinople in 1453, in a public library in Lakeport,...

Marguerite must confront her evil alternate-dimension doppelganger while singlehandedly combating the Triad to prevent the destruction of the multiverse.

Teenaged criminal mastermind Artemis Fowl must save the underwater fairy metropolis of Atlantis from danger, while battling a psychological affliction known as the Atlantis Complex.

Immediately regretting her decision not to become the new leader of the secretive League of Magicians, Junior Agent Amari is forced to take part in the Great Game to save her brother and determine the future of magiciankind.

Thirteen-year-old Meg Murry, her little brother Charles Wallace, and their friend Calvin are guided by unearthly strangers as they go on a journey through space and time to search for Meg's and Charles' scientist father who disappeared while experimenting with a new form of space travel.