How to Do magic tricks: The missing glass

For this trick you need a glass, a coin and a large piece of paper.
1. Sit at the table.
2. Put a coin on the table surface.
3. Cover the coin with a glass.
4. Wrap the glass with a paper.
5. Pick up the glass with a wrapping and uncover the coin.
6. While uncovering move both the paper and the glass towards your lap.
7. Drop a glass to your lap to hide it.
8. Adjust your grip. The paper should keep the previous shape.
9. Cover the coin with a glass shaped paper.
10. Squish the paper.
11. Turn it over and uncover the coin.