Your anecdote reminds me of the Roman Dodecahedron. I saw a video on here some years ago about it being a suprisingly good tool for knitting fingergloves. But t

Your anecdote reminds me of the Roman Dodecahedron. I saw a video on here some years ago about it being a suprisingly good tool for knitting fingergloves. But the wikipedia page still says it is all but that.