.

123456
Across
  1. 3. Where adults first started doing crosswords in the U.S.
  2. 6. He made the first known crossword
Down
  1. 1. Famous crossword website
  2. 2. Crosswords can expand your ____
  3. 4. Where crosswords were burned during WWII
  4. 5. Where did the first crossword puzzles originate from?