Shelfology Book Pairing

The Demigod Files

The Demigod Files

by Rick Riordan

Published 2009

Genre Fantasy

&

The Son of Neptune

The Son of Neptune

by Rick Riordan

Published 2011

Genre Art & Design

These books are Distant Cousins

These books sit together on 2 different collections in our database

This pair was spotted together at:

Bookshelf collection

Oct 25, 2026

Bookshelf collection

Sep 15, 2026