Cracking the Code

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Across
  1. 3. The way your brain thinks about challenges
  2. 7. Systems of symbols used to send secret messages
  3. 8. To break free, often by solving clues
  4. 9. A piece of information used to unlock a code
  5. 12. Able to recover quickly from challenges
  6. 16. A famous codebreaker who designed a way to break Enigma
  7. 17. Methods used to change messages into secret code
  8. 19. A group of people working together
  9. 20. A complex path or network of paths
  10. 22. A famous German machine used in World War II for coding messages
  11. 23. The science of secret writing
  12. 24. Improvement that happens through effort and learning
  13. 25. A difficult situation that needs to be solved
  14. 27. A type of cipher named after a Roman leader
Down
  1. 1. Not giving up even when something is difficult
  2. 2. Plans or methods used to solve problems
  3. 4. A Japanese number puzzle game based on logic
  4. 5. The process of turning a message into code
  5. 6. A place in England where codebreakers worked during World War II
  6. 10. Changing coded text back into normal language
  7. 11. A cipher that uses a repeating key to encode messages
  8. 13. Brain cells that help you think and process information
  9. 14. A tricky question or mystery
  10. 15. Careful thinking using reasoning
  11. 18. Something designed to test your thinking skills
  12. 21. A Native American group whose language was used as a secret code in World War II
  13. 23. Something that tests your ability
  14. 26. Something used to secure or close
  15. 28. To find the answer to something