Quantum Crossword

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Across
  1. 2. Small green alien.
  2. 5. Larry, for one.
  3. 7. Grandpa's generation
  4. 8. What a flag is.
  5. 10. The most annoying key, perhaps.
  6. 12. Goat ____.
  7. 14. Yellow zappy dude.
  8. 18. Confused.
  9. 20. To turn off/on.
  10. 21. Round and round the sun we go!
  11. 22. Duck in the clubhouse.
  12. 23. Breath mint.
  13. 26. Gotta love their perpetual smile.
Down
  1. 1. A play with singing
  2. 3. A doughnut, in mathematical terms.
  3. 4. What zombies want.
  4. 5. Goes after the "dot".
  5. 6. A quick sketch.
  6. 9. Sport added to the Olympics in 2024.
  7. 11. Element #13.
  8. 13. Arrrg!
  9. 15. Storage drive.
  10. 16. Starts with "t", ends with "t" has "t"
  11. 17. Do you know him? (Character in a popular childhood song).
  12. 18. Fixes every engineering problem.
  13. 19. African country who shares some guy's name.
  14. 23. Tick-____.
  15. 24. Isle settlement board game.
  16. 25. U.S. president.
  17. 27. Green gems you don't care about.