Sand Writing on Superphysics https://superphysics.org/tags/sand-writing/ Recent content in Sand Writing on Superphysics Hugo en Sand Writing as Geomancy https://superphysics.org/research/ibn-khaldun/muqaddimah/chapter-1/part-6k/ Mon, 01 Jan 0001 00:00:00 +0000 https://superphysics.org/research/ibn-khaldun/muqaddimah/chapter-1/part-6k/ <p>In order to discover the supernatural and know the future, some of the common people invented a craft called &ldquo;sand writing&rdquo; (geomancy). They form combinations of dots in four &ldquo;ranks.&rdquo;</p>