sophie's 25 word crossword

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Across
  1. 3. a person's signature
  2. 4. arguing against
  3. 6. a system of ideas to explain something
  4. 7. something you call on
  5. 8. one rail
  6. 9. acting on your own
  7. 13. you taste with it
  8. 14. glasses that make things bigger
  9. 16. three babies
  10. 18. a car
  11. 20. bring together
  12. 21. cut in half
  13. 22. cutting agent
  14. 23. do something together
Down
  1. 1. your intials in a design
  2. 2. happens by itself
  3. 5. meeting over the phone
  4. 10. one race with 3 parts
  5. 11. a speach you make yourself
  6. 12. ability to lift heavy things
  7. 15. 3 sets of zeros
  8. 17. lenses with two focuses
  9. 19. a series of three
  10. 20. mythical creature with a horn