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Codes & mystery messages
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Explains how to create various kinds of codes and discusses other means of sending messages, such as Indian sign language, brands, and flag signals.
- ● 74% match for you
- ● children's books
the long version
Explains how to create various kinds of codes and discusses other means of sending messages, such as Indian sign language, brands, and flag signals.
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"Explains how to create various kinds of codes and discusses other means of sending messages, such as Indian sign language, brands, and flag signals."
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