Answer:
A word I know, six letters it contains. Subtract just one and twelve remains.
Brown I am and much admired; many horses have I tried; tire a horse and worry a man; tell me this riddle if you can.
It floats over the land, It cuts the tallest mountain, Its voice is like a fountain, Its body like a snake, Will flow into a lake.
I can be used to type and point you see. But don't forget, you can count on me. What am I?
They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own. What are they?
What never gets any wetter no matter how hard it rains?