Nouns

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Across
  1. 3. This is a place where letters and parcels are accepted and delivered to other places.
  2. 4. I am an animal with stripes.
  3. 5. You receive this thing on special days.
  4. 6. I am a bird and I can talk.
Down
  1. 1. This thing is sent out in space to explore other planets
  2. 2. This place is filled with books.