| # | Book Title | Author | |
|---|---|---|---|
| Camp Half-Blood Confidential : Your Real Guide to the Demigod Training Camp | Riordan, Rick | ||
| Demigod Files, The | Riordan, Rick | ||
| Demigods & Magicians: Percy and Annabeth Meet the Kanes | Riordan, Rick | ||
| Demigods and Monsters: Your Favorite Authors on Rick Riordan's Percy Jackson and the Olympians... | Riordan, Rick | ||
| Percy Jackson's Greek Gods | Riordan, Rick | ||
| Percy Jackson's Greek Heroes | Riordan, Rick |