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Simple Secrets of Hidden Codes is a easy crossword puzzle with 9 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Simple Secrets of Hidden Codes
Perfect for beginners with simple, common vocabulary
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Across
  • 1. A hint to solve a puzzle or code
  • 2. A secret way to write messages
  • 4. Style of letters used in writing
  • 6. What you use to unlock a code
  • 9. A symbol used to send a message
Down
  • 3. A system of symbols that hides meaning
  • 5. Used in signaling, often with colors
  • 7. A repeated design or sequence
  • 8. Dots and dashes communication
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