identifying clauses in the explanation

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Across
  1. 4. reptiles that have a hard shell, which is useful for camouflage and protection from other animals
  2. 7. a device which is used for measuring temperature
  3. 8. a dish that is very famous in Italy
  4. 10. a thing that our dads enjoy to watch
Down
  1. 1. an establishment where people get higher education
  2. 2. a vehicle that is very fast but small
  3. 3. a subject at school that teaches numbers
  4. 5. a musical instrument that is played by blowing air through it
  5. 6. a fruit that is red
  6. 9. a tool that is used for writing