The Lightning Thief

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Across
  1. 2. is One with eyes that turn people to stone
  2. 3. Blade able to kill gods and humans
  3. 4. Currency used for Olympus
  4. 8. Father of the Big Three
  5. 9. How Percy and Grover got trapped in the casino
  6. 10. Used to leave the Underworld
  7. 11. Mix of human and god
  8. 14. Given to Percy as a gift by Luke
  9. 15. God of wild places
  10. 17. Old "ladies" who cut yarn
  11. 18. Percy's mentor; centaur
  12. 20. Hades's symbol of power
Down
  1. 1. Baseball team cap that made Annabeth invisible
  2. 5. Percy's first weapon
  3. 6. Monster that killed Percy's mother
  4. 7. Percy's father
  5. 12. Greek gods' residence
  6. 13. Drink with healing powers for demigods
  7. 16. Golden blood
  8. 19. Told Percy the Great Prophecy