PUZZLE-TIME 39

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Across
  1. 2. Mars has two of them.
  2. 5. You can go on many rides there.
  3. 7. It carries its house on its back.
  4. 8. Girls have it long, boys cut it short.
Down
  1. 1. An underwater boat.
  2. 3. This guy has lots of letters.
  3. 4. Ordinal number for 12.
  4. 6. A PC needs a keyboard and a _________.