Learn Magic: How to Hang a Spoon on Your Nose!

I have a special paper here that when you look at it, you will see upside down.  Would you like to see it?  You show it to them and they see upside down!

Ask someone to jot their favorite book on a slip of paper, then cover it with their hand, so you can’t peek.  With a little concentration, believe it or not, you can tell them what’s on the paper!  How?