Abie-ABC rhymes-Nn-Nest

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Across
  1. 4. A very tall building people live in.
  2. 6. Where birds live?
  3. 8. It's an insect.
Down
  1. 1. It has many leaves on it.
  2. 2. Nice and clean.
  3. 3. A person that helps doctor.
  4. 5. You use to clean things.
  5. 6. It always goes with hammar.
  6. 7. What is the nest made of.