An Amish boy and his father were visiting a mall. They were amazed by

almost everything they saw, but especially by two shiny, silver walls that

could move apart and back together again. The boy asked his father, "What

is this, Father?" The father responded "Son, I have never seen anything

like this in my life, I don't know what it is!"


While the boy and his father were watching wide-eyed an old lady in a

wheel chair rolled up to the moving walls and pressed a button. The walls

opened and the lady rolled between them into a small room. The walls

closed and the boy and his father watched small circles of lights with

numbers above the walls light up.


They continued to watch the circles light up in the reverse direction.

The walls opened up again and a