Percy Jackson/Heroes of Olympus

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Across
  1. 3. Where has Nico accidentally shadow-travelled to?
  2. 5. Mellie is a _____ nymph
  3. 6. Which Oceanid ended up marrying her uncle?
  4. 7. Percy and Annabeth both have streaks of what in their hair from holding up the sky
  5. 8. Roman currency
  6. 13. What Nico and Bianca’s surname means in Italian?
  7. 14. What was the last underworld river to make an appearance in the book series?
  8. 17. The circlet worn by the lieutenant of Artemis is coloured
  9. 18. Which giant is defeated by Reyna?
  10. 21. When changing his haiku, what does Apollo change ‘cool’ to?
  11. 22. What does Percy mistake Annabeth’s fatal flaw to be?
  12. 23. Which Olympian is the representative god of Cabin Four
  13. 24. What does Prometheus give Percy in The Last Olympian?
  14. 26. Gorgon’s blood becomes poisonous when taken from which side?
Down
  1. 1. Who is the first born child of the Big Three (Greek & Roman)
  2. 2. Which demigod has Greek and Roman ancestry?
  3. 4. What symbol does Krios take?
  4. 5. According to Ella, what food is good for harpies?
  5. 9. Percy’s half-brother and the son of Gaea
  6. 10. What is Atlas titled during most of The Titan’s Curse?
  7. 11. Where does Percy first meet Athena?
  8. 12. How many tails does Triton have?
  9. 15. Jason’s main weapon is disguised as what?
  10. 16. What does Percy suggest invoking to get Nike’s attention?
  11. 19. Which goddess helps Leo in Mark of Athena?
  12. 20. Who is the father of Amphritite, who also appears in Titan's Curse?
  13. 25. The person who Piper’s dagger originally belonged to