Spirit Slates has been used by magicians and mentalists for years. It is basically a stage trick, but with these pocket size slates you can perform the same miracles on close up conditions.
One of this slates is magnetic that is a great advantage to be able to give the slates to be examined at the end.
The general effect is to show 2 slates blank on both sides, and then, in a mysterious manner cause writing or pictures to appear on one or two of the slates. Maybe the answer to a question, a prediction, the name of a selected playing card, a date, a drawing etc.
The size of these slates are 6 cm x 4,5 cm each – Use your own board marker