table-turning

noun

the movement of a table attributed by spiritualists to the power of spirits working through a group of persons placing their hands or fingers on the table top
often derogatory spiritualism in general
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for table-turning