AV list 4,5,6

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Across
  1. 6. to make better or improve
  2. 9. to find the difference between two or more things
  3. 10. to question or dispute something
  4. 11. to perceive a difference between things and treat them differently based on that difference
  5. 13. to discover or decide on something by getting information
  6. 16. to reach, attain, or succeed at something through effort or skill
  7. 17. to join separate items or concepts together to create something new
  8. 18. to say something in order to find out and answer or get new information
Down
  1. 1. to discover, notice, or find
  2. 2. to stop something from being an obstacle
  3. 3. to organize and carry out; to behave in a certain way
  4. 4. to think carefully about something
  5. 5. to remember
  6. 7. to recognize the full worth of something; to understand why it is important
  7. 8. to recognize and/or show what makes two or more things different
  8. 10. to fully understand
  9. 12. to achieve or complete successfully
  10. 14. to make larger
  11. 15. to give facts or information; to tell