What is a crossword puzzle?

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Across
  1. 4. You should take them and study them.
  2. 7. An educator.
  3. 8. existence
  4. 10. comes in rocky road and mint chocolate chip.
  5. 11. a tool for writing or drawing.
  6. 15. may the light within me cherish your light.
  7. 16. The amazing Mrs. Gonzales!
  8. 17. Home of the Grand Slam!
  9. 19. aims in life
  10. 20. It's fifth period. I'm hungry. It's almost...
Down
  1. 1. An amazing educator who helps our class!
  2. 2. fellows
  3. 3. Neil Young: "Keep on rockin' in the . . ."
  4. 4. the bell just rang. It's time to go to my...
  5. 5. fold- a high engagement learning activity!
  6. 6. A place of learning that you go to M-F.
  7. 9. An awesome online math program.
  8. 12. the study of time and space through numbers.
  9. 13. to center one's attention on.
  10. 14. What Adele and Beyonce do so well!
  11. 18. a person's head (informal)