Shelfology Book Pairing

by Rick Riordan

When the goddess Artemis is believed to have been kidnapped by a rare and powerful monster, it's up to Percy and his friends to find out what happened.

by Rick Riordan

After learning that the father he never knew is an ancient Greek god, Percy Jackson is transferred from boarding school to Camp Half-Blood, a summer camp for demigods, and becomes involved in a quest to prevent a war between the gods.