That's the fantastical concept at the center of the Percy Jackson and The Olympians book series. Created by Rick ... books to read now. You can also check out more of our reading order guides ...

Descendants of the House of Life, Carter and Sadie Kane are teenage... Rick Riordan, read by the author and multiple narrators. Listening Library, unabridged, five CDs, 5.5 hrs., $25 ISBN ...