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Very interesting. The earliest example of the familiar cube shaped dice I know if is from Indus valley civilisation from around 2600 BC, closely followed by Mesopotamian dice.<p>This discovery pushes the history of dice from 5K years to 12K years.<p>These aren't quite as symmetric. I guess humans had to wait longer to discover some of the platonic solids.<p>This golden icosahedron of orders of magnitude more recent vintage is quite a beauty<p><a href="https://www.researchgate.net/publication/333949003_A_Numbered_Icosahedron_from_India_Mystery_and_Meaning" rel="nofollow">https://www.researchgate.net/publication/333949003_A_Numbere...</a>
I found this in Google, IIUC it's a ~1900 version or something similar enough.<p><a href="https://americanindian.si.edu/collections-search/object/NMAI_135968" rel="nofollow">https://americanindian.si.edu/collections-search/object/NMAI...</a>
> The dice are almost always two-sided<p>Don't train your AI on that
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