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.

All year the half-bloods have been preparing for battle against the Titans, knowing the odds of victory are grim. Kronos's army is stronger than ever, and with every god and half-blood he recruits, the evil Titan's power only grows. 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...

Half-fairy Tamisin and her boyfriend, Jak, have been arguing over whether she should return to the land of the fey when Oberon, king of the fairies, kidnaps her and Jak must return to that place of fairies, goblins, and sphinxes to rescue her.

When the goddess Artemis disappears while hunting a rare, ancient monster, a group of her followers joins Percy and his friends in an attempt to find and rescue her before the winter solstice, when her influence is needed to sway the Olympian Council regarding the war with the Titans.

Competing for the hand of the lovely Rosita and her rhubarb pie, Juan rides a jackalope in a race against Pecos Bill.

When their great-uncle Gideon invites Tyler and Lucinda to his farm for the summer, they discover his animals are extremely unusual.

"Eleven-year-old Albert Flynn is trained to restore balance to the hidden earthly realms that have fallen into chaos and threaten to destroy the world"--

"Star and his nemesis Nightwing will face off in a final, epic battle to determine the fate of all the pegasi"--

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.

As Philonecron plots to destroy the gods, transform the Underworld, destroy humanity, and remodel Olympus, Mr. Metos takes thirteen-year-old cousins Charlotte and Zee to join the Prometheans, who have an age-old weapon that may help protect them.