Alexander Graham Bell Crossword Puzzle

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Across
  1. 4. Birthday Month
  2. 7. Alexander Bell's greatest invention?
  3. 8. Boat invented
  4. 10. Communication during the 1800s?
Down
  1. 1. Assistant?
  2. 2. His Birthplace?
  3. 3. Mother's Job
  4. 5. Improved Invention
  5. 6. What year was the telephone invented?
  6. 9. Type of students taught in Bell's first job?