8 votes Orbiform d4 Posted July 25 by cfabbro Tags: dice, orbiform d4, mathematics, geometry, width.constant, tetrahedra.spheroform, patrick roberts, videos, henry segerman, short watch https://www.youtube.com/watch?v=bjOleZQfJ8k Link information This data is scraped automatically and may be incorrect. Authors Henry Segerman Duration 3:32 Published Jul 24 2024