Four short stories plus original art, interviews, puzzles, and games, reveal new insights into the world of Percy Jackson and the other heroes of Olympus.

Aided by the Knights Templar, the four young Grey Griffins face a host of evil forces, including Morgan LaFey's Black Wolves, who kidnap Max's father while the quartet is spending what at first seemed a fairytale Christmas break at the Sumner's castle in Scotland.

Maggie wants to get rid of the monster that visits her room every night and accepts her mother's suggestion to simply ask the monster what it wants.

Monster tries on girl, boy, cat, and dog masks at Halloween but since they are all too scary he decides to go as himself.

Children face an assortment of imaginary, literary, and mythical monsters, armed with information on what they look like and how to get rid of them.

Axl can't howl and Thistle can't fly, but they soon realize that there are things they can do.

Rhyming text and illustrations follow the Christmas Eve activities of monster boys Mack and Zack as they get ready for a visit from Santa Claws.

Tells, from multiple viewpoints, of exiled eighteen-year-old goddess Galene who, having failed her Immortality Trial, goes on a quest to clear her name and save Mount Olympus, with the help of her friends.