Riley's Homework

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Across
  1. 2. An object used to talk with others
  2. 3. Singular signature
  3. 4. Old peoples glasses
  4. 5. A long distance conference
  5. 8. Cut in two
  6. 9. Self governing
  7. 12. A signature
  8. 14. Three races in one
  9. 16. Two lines that will never meet
  10. 17. Three books in a series
  11. 19. Ten to the power of twelve
  12. 21. Bring together
  13. 22. The reason for doing something
Down
  1. 1. A car
  2. 4. Something to see long distances
  3. 6. Working by itself
  4. 7. The thing a narrator does
  5. 10. One rail
  6. 11. All together
  7. 13. Three children born at the same time
  8. 15. Sharing thoughts without speaking
  9. 18. Horse-like creature with a horn
  10. 20. damage to a body part