Madden was in a position to conclusively determine 565 Native American cube from 45 completely different websites and designate a further 94 artifacts as “possible” cube. Objects with a drilled or pierced gap had been excluded from his evaluation as a result of they might simply as simply be beads or different ornamental objects fairly than cube. He additionally excluded objects whose two sides might solely be distinguished by form, with no clear markings, for comparable causes. The oldest artifacts, from Folsom deposits in Wyoming, Colorado, and New Mexico, date again to the tip of the final Ice Age, some 12,000 years in the past.
In keeping with Madden, cube and gaming in these societies weren’t something like modern playing, the place the home at all times has the sting; fairly, they seemingly served a social operate.
“These video games are one-on-one; there’s no home,” mentioned Madden. “It’s a good recreation, all people’s acquired an equal alternative, equal situations, and it was used as a type of trade, significantly between teams of people that didn’t come into frequent contact with one another, so that they didn’t actually know one another. It’s actually a type of gifting over time that creates enduring reciprocal relationships. It’s not a couple of industrial transaction the place you and I are going to swap one thing after which go our separate methods.”
The findings additionally make clear early Native American ideas of likelihood. “Once we see the origins of cube, we’re actually seeing the origins of probabilistic pondering,” mentioned Madden. “That’s at all times been thought to have begun within the Previous World, within the Bronze Age, about 6,000 years in the past. This analysis exhibits that Native Individuals had been making cube, producing random outcomes and utilizing these random streams of likelihood and harnessing them in video games of probability 6,000 years earlier. So, if we need to perceive the historical past of probabilistic pondering, we now have to look into the Previous World on the finish of the final Ice Age.”
That mentioned, “These findings don’t declare that Ice Age hunter-gatherers had been doing formal likelihood principle,” Madden added. “However they had been deliberately creating, observing, and counting on random outcomes in repeatable, rule-based ways in which leveraged probabilistic regularities, such because the regulation of huge numbers. That issues for the way we perceive the worldwide historical past of probabilistic pondering.”
American Antiquity, 2026. DOI: 10.1017/aaq.2025.10158 (About DOIs).

