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.

The long-awaited prophecy surrounding Percy Jackson's sixteenth birthday unfolds as he leads an army of young demigods to stop Kronos in his advance on New York City, while the Olympians struggle to contain the rampaging monster, Typhon.

"In this mesmerizing sequel to the New York Times bestselling Girls of Paper and Fire, Lei and Wren have escaped their oppressive lives in the Hidden Palace, but soon learn that freedom comes with a terrible cost. Lei, the naive country girl who became a royal courtesan, is now known as the Moonchosen, the commoner who managed to do what no one else could. But slaying the cruel Demon King wasn't the end of the plan---it's just the beginning. Now Lei...

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. Meanwhile the war between the Olympians and the evil Titan lord Kronos draws near.