Iced Water Ez-X

Performer displays a transparent conical glass and fills it with liquid. He places a piece of paper over the glass, then inverts it, and the liquid stays suspended in the inverted glass. He places the paper under the mouth of the inverted glass, gives the glass a slight tap, and lifts away the glass to display the liquid, now frozen into a solid conical block resting on the paper. All requirements supplied. Easy to do