Codebreaking Club

I have just started a codebreaking club at school and next week I will use Twitter to set the children a codebreaking challenge. I will set up a dedicated Twitter account and then schedule coded tweets to be sent regularly during the hour the club runs for. The children will then have the hour to try and crack the code.

For example the first message could be…

SGHR HR Z BNCDC SVDDS which is encrypted using a simple Shift Cipher and would be decrypted to read…




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