While the Olympians struggle to contain the rampaging monster Typhon, Kronos begins his advance on New York City, where Mount Olympus stands virtually unguarded. Now it's up to Percy Jackson and an army of young demigods to stop the Lord of Time.

When demonic cheerleaders invade his high school, Percy Jackson hurries to Camp Half Blood, from whence he and his demigod friends set out on a quest through the Labyrinth, while the war between the Olympians and the evil Titan lord Kronos draws near.

In the house of Helios, god of the sun and mightiest of the Titans, a daughter is born. But Circe is a strange child -- not powerful, like her father, nor viciously alluring like her mother. Turning to the world of mortals for companionship, she discovers that she does possess power -- the power of witchcraft, which can transform rivals into monsters and menace the gods themselves. Threatened, Zeus banishes her to a deserted island, where she hones...

After learning that humans are headed toward his hidden home, Firedrake, a silver dragon, is joined by a brownie and an orphan boy in a quest to find the legendary valley known as the Rim of Heaven, encountering friendly and unfriendly creatures along the way, and struggling to evade the relentless pursuit of an old enemy.

"A magical island. A dangerous task. A burning secret. Linus Baker leads a quiet, solitary life. At forty, he lives in a tiny house with a devious cat and his old records. As a Case Worker at the Department in Charge Of Magical Youth, he spends his days overseeing the well-being of children in government-sanctioned orphanages. When Linus is unexpectedly summoned by Extremely Upper Management he's given a curious and highly classified assignment: travel...

Zoe Kahn's family has been in charge of keeping watch on the secret menagerie of mythical creatures like unicorns, dragons and phoenixes for centuries. Six griffin cubs have escaped, or is someone trying to sabotage the Menagerie? Zoe and her classmate Logan Wilde must get the cubs back.

Ged was the greatest sorcerer in Earthsea, but in his youth he was the reckless Sparrowhawk. In his hunger for power and knowledge, he tampered with long-held secrets and loosed a terrible shadow upon the world. This is the tumultuous tale of his testing, how he mastered the mighty words of power, tamed an ancient dragon, and crossed death's threshold to restore the balance.

A description of beasts, believed by Muggles to be mythical, like the Quintaped, the Puffskein, and the Knarl.

How do you handle an encounter with Medusa on the New Jersey interstate? What's the best way to take down a minotaur? Become an expert on everything in Percy's world with this must-have guide to the Percy Jackson and the Olympians series. Complete with interviews, puzzles, games, and original short stories by Rick Riordan.

In an alternate 1914 Europe, fifteen-year-old Austrian Prince Alek, on the run from the Clanker Powers who are attempting to take over the globe using mechanical machinery, forms an uneasy alliance with Deryn who, disguised as a boy to join the British Air Service, is learning to fly genetically-engineered beasts.