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.

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.

"After a monster apocalypse hits town, average thirteen-year-old Jack Sullivan builds a team of friends to help slay the eerily intelligent monster known as Blarg"--

Offers alphabetically arranged entries detailing the characteristics of such mythical beasts as hippogriffs, blast-ended skrewts, dragons, and unicorns.

Reunited with her merman father and now living on an island located in the Bermuda Triangle, twelve-year-old Emily accidentally awakens the fearsome kraken and also faces a bully from her past.

Heidi is frightened by the strange behavior of her Uncle Jekyll.

"After the monster apocalypse, Jack Sullivan has been having an awesome time living in a tree house with his three best friends. But when zombies start mysteriously disappearing, Jack and his friends suspect that an extremely evil force is at work"--

A mysterious private school has opened in town and Nick, Carter, and Angelo join forces with their rivals Angie, Tiffany, and Dana to uncover the mystery behind the school's inhumanly good football team.

A sixth grader stumbles upon a secret that threatens to turn schoolchildren everywhere into mindless automatons.

Dustin experiences the horrors of Ghost Camp.