The audience see the magician place three pennies on the table. They take a look at a brass cup and the magician places it over the three pennies, hiding them from sight. When a spectator lifts up the cup, they discover that one of the pennies has vanished. They can confirm that no penny remains in the brass cup, because there is a hole in the middle of the cup when it is held up to the light. The magician then finds the vanished coin in any desired position. Complete with instructions.