RE: Why do coins have ridges on the edge?

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Why do coins have ridges on the edge?

in story •  7 years ago 

Wow.. never thought about it.. good to know.. thanks! I can tell this to my students when i teach them about money..

story
7 years ago by

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      ·  7 years ago 

    Thank you!
    Glad to know that I could be of help!

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