Telephone Magic

Not many tricks can be done over the phone.  This is one! You and your friend alternate turns, each selecting a number from 1-9.  The object of the game is to be the first to have 3 of your numbers total 15.  You have a secret strategy that lets you win much of the time. 

The Number Soothsayer

This one is a favorite of mine.  Two spectators each hold out any number of fingers on one of their hands.  (E.g. one might put out 3 fingers and the other, 2.)  A third spectator tells the magician, who is looking the other way, the total (in this example, 5).  The magician immediately announces that…