Codes For Kids

  1. Tic-Tac-Toe Code

    This codes swaps regular letters with parts of a tic-tac-toe board. It works like this:

    picture of code
  2. Julius Caesar Code

    Swap each letter with a letter further three down further the alphabet.


    An "A" in the original message become a "D" in the secret message, a "B" become "E", and so forth.

    "Hello World" becomes "KHOOR ZRUOG"