Jefferson Cipher Decoder
Way back in 1784 through 1789, when Thomas Jefferson was our US Ambassador assigned to France, he devised a decoder wheel to use for encrypting and decrypting letters sent between the US and his office in France. Being able to encrypt letters being sent between Thomas Jefferson and the US President became an urgent necessity because the European Postmasters opened and read all diplomatic letters passing through their command. When I was a child, we would sometimes play a "Da Vinci Code" type of scavenger hunt game that consisted of written clues leading us to the following clue which eventually leads to the prize or solving the mystery. This was definitely an educational game and sometimes required some research in order to figure out various clues. I certainly enjoyed this game and have been thinking about sharing this game with the grandchildren as they get older. The grandchildren are now beginning to read so I've been thinking about this game again and wonderi