A basic form of ESP testing. It uses a deck of cards (such as regular playing cards or Zener cards) and repeated rounds of testing. This technique can be used to test for precognition, by having the subject guess a card before it is revealed, telepathy, by having the subject guess a card being looked at by the tester, etc.
Readers, please enjoy this guest blog post by Devin Hunter, author of a number of books, including Modern Witch, Crystal Magic for the Modern Witch, and the new Houseplant HortOCCULTure.
Monstera are a genus of about fifty plants that are...