Dozens of children respond to this peculiar ad in the newspaper and are then put through a series of mind-bending tests, which readers take along with them. Only four children-two boys and two girls-succeed. Their challenge: to go on a secret mission that only the most intelligent and inventive children could complete. To accomplish it they will have to go undercover at the Learning Institute for the Very Enlightened, where the only rule is that...

In order to end the Masked Man's literary army, the twins and their friends must enter Conner's short stories, where they find allies in unexpected places.

Rescuing a squirrel after an accident involving a vacuum cleaner, comic-reading cynic Flora Belle Buckman is astonished when the squirrel, Ulysses, demonstrates astonishing powers of strength and flight after being revived.

The clock has run out for thirteen-year-old Dan Cahill. As head of the most powerful family the world has ever known, he and his older sister, Amy, have been in the crosshairs for too long. Dan and Amy have always managed to stay a step ahead of their enemies, but it was only a matter of time until luck failed them. Now Dan is hopelessly trapped and nothing can save him except unleashing an evil into the world even worse than the enemies closing in....

While working with the Australian Secret Service on a dangerous mission, teenaged spy Alex Rider uncovers information about his parents.

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.

Reynie, Kate, Sticky, and Constance, all graduates of the Learning Institute for the Very Enlightened and members of the Benedict Society, embark on a scavenger hunt that turns into a desperate search for the missing Mr. Benedict.

"Depressed by the closure of the circus, a clown named Bobo embarks on an assortment of adventures around the world, but he is not able to smile again until returning to his home and work"--Provided by publisher.

Gen flaunts his ingenuity as a thief and relishes the adventure which takes him to a remote temple of the gods where he will attempt to steal a precious stone.

Heartbroken after her best friend and soul mate, Fang, leaves her flock, Maximum Ride begins to believe the evil scientists trying to convince her she needs to save the world, and that Dylan, the newest member of her flock, is her perfect mate.