yo

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Across
  1. 2. chemical symbol K
  2. 5. the only number that is both the sum and the product of three consecutive positive numbers
  3. 6. Dave's debut album
  4. 9. chemical symbol Pb
  5. 10. ____ Wonders of the World
  6. 14. sea creature with 3 hearts
  7. 16. hardest natural substance found on earth
  8. 19. the largest number that has just one syllable
  9. 20. Character Millie Bobby Brown plays in TV show 'Stranger Things'
  10. 22. Biggest Desert in the world
Down
  1. 1. technical name for a lie detector
  2. 3. the amount of sides found on an octagon
  3. 4. Capital of Somalia
  4. 7. biggest organ
  5. 8. actor from Newham in the TV show 'The Wire'
  6. 11. celebration after ramadan
  7. 12. name of the person holding the trophy on The World Cup Sculpture
  8. 13. longest market in Europe
  9. 15. Japanese Spirit made from rice
  10. 17. the element most abundant in our atmosphere
  11. 18. who scored a brace in the 2002 World Cup Final
  12. 21. root square 81