A mysterious and ancient magical practice dating back to the Celtic druids... The subject of research by eminent scientists such as Paracelsus and John Dee... All this is about magical transparent balls that allow you to open the veil over the unknown. At different times, they were used by different mystics and practices. In this book, we look at the use of magic balls in predictive practices. First, we delve into the impressive history of this mantic instrument, which came to us from ancient times, and then move on to practice.