Reading letter #20

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Across
  1. 2. Who is the main antagonist of the story
  2. 4. Who is Hazel’s father.
  3. 6. Who is the girlfriend of Percy?
  4. 8. What number book is it?
  5. 10. Who are chasing the demigods?
  6. 13. What series is this book in?
Down
  1. 1. How many lives have Hazel lived?
  2. 3. Who is Piper’s mother?
  3. 5. Where did Percy and Annabeth get trapped?
  4. 7. What titan did Percy and Annabeth meet in Tartarus?
  5. 9. Who is the son of Poseidon?
  6. 11. How many demigods or on the trip?
  7. 12. What time period is this book in?
  8. 14. Who built the ship the seven demigods are riding on?
  9. 15. Who is the leader of the group ?