X-Ray Resistant Cards (with Marker) by Astor - Magic Trick

Available from http://www.world-of-magic.co.uk
Six Experiment Cards and a Prediction Card is presented to the audience. All of which can be fully examined. The faces of the cards are completely white and the drawings made with a white board marker that can be cleaned completely.
Effect 1
The performer asks a spectator to think of ANY card in the deck and wright it down on an Experiment Card. The card is not shown to ANYONE Next the PERFORMER reaches into the deck and chooses the EXACT card the spectator was thinking of.
Effect 2
A SPECTATOR sketches a simple drawing on one of the Experiment Cards. The PERFORMER draws THE SAME drawing on the Prediction Card.
Note
The DVD included must be played on PC.