Henry's Heisted Puzzle

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Across
  1. 3. popular number puzzle
  2. 5. first documented puzzle
  3. 6. famous puzzle maker
  4. 9. the science of puzzles
  5. 10. first jigsaw used to teach this subject
Down
  1. 1. published daily for dedicated wordsmiths
  2. 2. puzzle solver's goal
  3. 4. spies code messages with these
  4. 7. put together rather than solved
  5. 8. puzzle maker who allegedly stole a puzzle