Answer:
I have hands but do not hold, teeth but do not bite. Feet I have but they are cold, eyes I have but without sight. What am I?
What is black when you buy it red when you use it and gray when you throw it away?
I have feet on my head
I am heavy forward, but backward I'm not. What am I?
I help you carry your books.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.