Answer:
I am so simple that I can only point. Yet I guide men all over the world.
I scribble forms of the finest letter, And repel elements of the harshest weather. I am an arrow-aimer and a dust-breaker.
What goes up but never comes down?
What has two legs but doesn't walk?
I am what remains when nothing is left.What am I?
The strangest creature you'll ever find: Two eyes in front and many many more behind.