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4 Awesome DIY Secret Codes and ciphers for Kids – They are super fun and very covert. Children love to write coded messages. Great addition to Spy Week activities I loved secret codes when I was a kid. My friend and I worked out elaborate codes and sent notes back and forth. It was thrilling to send and receive a coded message that we could understand.

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I felt very covert! Do you live with wannabe secret agents, who need to send important top secret messages to each other?