Across
- 3. The hundred-eyed giant who works at camp
- 5. The goddess of the rainbow used to send messages
- 9. The spirit in the attic that gives quests
- 10. The ferryman of the dead who likes expensive suits
- 11. The golden currency used by gods and demigods
- 14. The mode of transportation they used to get to Denver
- 16. The creature Annabeth is most afraid of
- 17. The baseball team on Percy's favorite hat
- 19. The element that heals Percy and makes him stronger
Down
- 1. The monster summoned into camp during Capture the Flag
- 2. The item Ares gave the trio that keeps getting heavier
- 4. Louis The city where the Gateway Arch is located
- 6. Monica The beach where Percy meets the Nereid
- 7. The magical veil that hides monsters from mortals
- 8. The daughter of Ares who tried to dunk Percy's head
- 10. The cabin number for Hermes (where Percy stayed first)
- 12. The fake name of the street where Crusty’s store is
- 13. The lost god of the wild that satyrs search for
- 15. The color of the poodle (Gladiola) who helped them
- 18. The daughter of Zeus who was turned into a pine tree