We recently had a rainy weekend interrupt our original plans to go geocaching. Instead, I took inspiration from John Baichtel's recent posting - Codes For Kids - to introduce my kids to ciphers.
Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...
“A man is crazy who writes a secret unless he conceals it from the crowd,” wrote 13th-century philosopher Roger Bacon. Since ancient times, politicians, military leaders and even lovers have used ...
We recently had a rainy weekend interrupt our original plans to go geocaching. Instead, I took inspiration from John Baichtel’s recent posting – Codes For Kids – to introduce my kids to ciphers.
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