Create your own secret language.
In pairs create your own alphabet using signs and symbols and encode a secret message and give it to your partner. Your partner will then have to decode the message.

Use https://code.org/files/CSEDbinary.pdf get the students to represent the alphabet using ASCII using the grid sheets provides. Write their name in binary code. “Travelling Circuits” Series 1: Hands-On Activity1
code.org/files/CSEDbinary.pdf code.org

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