Crossword Puzzle

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Across
  1. 3. An ordered list of numbers.
  2. 5. Symmetry that looks the same after turning.
  3. 6. A proven mathematical statement.
  4. 9. A formula for Fibonacci numbers.
  5. 12. A sequence where each term is the sum of the two before it.
  6. 16. Reasoning from general to specific.
  7. 17. A repeated design or structure.
  8. 18. A pattern with a constant difference.
  9. 19. A pattern seen in water and air movement.
  10. 20. you like me to generate a **printable crossword grid**?
  11. 21. A pattern using multiplication or division.
Down
  1. 1. A pattern felt through touch.
  2. 2. A repeated timing pattern in nature.
  3. 4. A system of reasoning.
  4. 7. is your 20-item crossword puzzle** with **shorter definitions**:
  5. 8. A three-sided shape.
  6. 10. Reasoning from specific to general.
  7. 11. A balanced, identical division of a shape.
  8. 12. A self-repeating pattern in nature.
  9. 13. A number raised to the third power.
  10. 14. A shape moving without rotation.
  11. 15. A triangular number pattern.