Across
- 3. The creature that guards the entrance to Camp Half-Blood
- 6. The river in the Underworld that erases memories
- 7. The name of Percy’s mother
- 8. Percy’s protective pen that turns into a sword
- 9. The name of the Lotus Hotel where Percy and his friends are trapped
Down
- 1. The place where Percy fights Ares
- 2. The magical item that allows Percy to breathe underwater
- 4. Percy’s best friend who is a demigod daughter of Athena
- 5. The god who is the primary antagonist in The Lightning Thief