2. What other interesting examples of codes from history or the modern-day (digital or non-digital) can you find to inspire or support a lesson about encoding and decoding messages?

The German enigma machine from World War 2.

How did the Enigma Machine work? – Bing video

Famous codes and ciphers from history, including morse code, semaphores, smoke signals, the enigma machine, and Public key algorithms used by modern computers.

History’s most famous codes and ciphers | Must read (allassignmenthelp.com)

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