"Across & Down"

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Across
  1. 3. Flying mammal
  2. 4. Likes to chase mice
  3. 6. A hint to help you guess
  4. 7. Man's best friend
  5. 9. A direction in crossword puzzles
  6. 10. Another direction in crossword puzzles
Down
  1. 1. Large marsupial
  2. 2. Something you solve for fun
  3. 5. Has a trunk
  4. 8. The layout of a crossword