Puzzle

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Across
  1. 2. riding a bike with no helmet
  2. 4. a doctor helps this person
  3. 5. I can buy pencils and paper here
  4. 8. someone who helps a doctor
  5. 10. to ask someone to come
  6. 11. someone who saves swimmers
Down
  1. 1. violin, piano, cello, etc.
  2. 2. to find something for the first time
  3. 3. nothing inside
  4. 6. this goes through a mountain or under water
  5. 7. the top of a room
  6. 9. water on the ground