Four of the seven Trustees have been defeated and their Keys taken, but for Arthur, the week is still getting worse. Suzy Blue and Fred Gold Numbers have been captured by the Piper, and his New Nithling army still controls most of the Great Maze. Superior Saturday is causing trouble wherever she can, including turning off all the elevators in the House and blocking the Front Door. Amidst all this trouble, Arthur must weigh an offer from Lady Friday...

When an all-consuming void from the Fourth Dimension opens up, unleashing monsters throughout the Realities, Mister George has one last weapon at his disposal--the mysterious and powerful Karma button, which might be even more dangerous than anyone imagined.

Mistress Jane has tapped into the universe's darkest secret to create the Blade of Shattered Hope, and in her quest to attain a utopian reality for the future of mankind she is ready to risk billions of lives to set her plan in motion.

It was a dark and stormy night. Meg Murry, her small brother Charles Wallace, and her mother had come down to the kitchen for a midnight snack when they were upset by the arrival of a most disturbing stranger. "Wild nights are my glory," the unearthly stranger told them. "I just got caught in a downdraft and blown off course. Let me sit down for a moment, and then I'll be on my way. Speaking of ways, by the way, there is such a thing as a tesseract."...

Having upset the balance between the warring statues of London, twelve-year-old George is confronted with new challenges as he tries to free his captured friends Edie and The Gunner from the formidable Walker and deal with the three strange veins of marble, bronze, and stone that have begun to grow out of his hand.

Jack and Annie are whisked back in time to Old Philadelphia by the magic tree house to meet the Founding Father, journalist, and famous inventor Benjamin Franklin.

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.

Seven days. Seven keys. One very unlikely hero. Arthur Penhaligon has wrested five of the Keys from the Trustees of the Will, but gaining the Sixth Key poses a greater challenge than any before. Superior Saturday is the oldest Denizen and the most powerful sorcerer within the House. She has thousands of sorcerers at her command and has been preparing for the Rightful Heir and the Will's escape all along. As Saturday's schemes become evident, Arthur...

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 a far distant future, Tucker Feye and the inscrutable Lia find themselves atop a crumbling pyramid in an abandoned city. In present-day Hopewell, Tucker's uncle Kosh faces armed resistance and painful memories as he attempts to help a terrorized woman named Emma, who is being held captive by a violent man. And on a train platform in 1997, a seventeen-year-old Kosh is given an instruction that will change his life, and the lives of others, forever....