crossword

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Across
  1. 3. English word for the son or daughter of a god whose mother/father is a human
  2. 5. In which floor is the Olympus
  3. 7. Name of the main character
Down
  1. 1. The real father of Percy
  2. 2. Name of 1st book
  3. 4. How many books he wrote of that row?
  4. 6. Author`s name?