15) The lost hero
In this adventure, Annabeth encounters more oddities in the subway than usual, including a two-headed monster and a younger blond girl who reminds her a little of herself. This is the story fans have asked for, in which Annabeth Chase teams up with Sadie Kane. The demigod daughter of Athena and the young magician from Brooklyn House take on a larger-than-life foe from the ancient world. Perhaps even more disturbing than the power-hungry god they...
19) The red pyramid
In this e-book short story by Rick Riordan, Carter Kane is investigating rumored sightings of a monster on Long Island when he runs into something else: a mysterious boy named Percy Jackson. And their meeting isn't exactly friendly. . . .
Includes a sneak peek chapter from HOUSE OF HADES, Book Four in the Heroes of Olympus series.