Bar And close Up Magic - Tools Of The Trade
1 glass, a matchbook, six quarters, and an ashtray with water.
Bet your friends one drink that you can get the water out of the ashtray using only the ingredients mentioned and without moving or tilting the ashtray.
Make sure ashtray is filled with at most, a quarter inch of water. Stack the quarters in the center of the ashtray so that the top two quarters are above the water. Place four unlit matches on top of the quarters. Light the matches and immediately cover the flame and quarters with the glass. The water will be drawn into the glass. You win !!! collect your bets.