Answer:
I have a small hill with seven holes. What am I?
I plow and plow, but never sow. What am I?
Turns me on my backs and open up my stomach. You will be the wisest of men though at start a lummox.
Who makes it, has no need of it. Who buys it, has no use for it. Who uses it, can't see it. What is it?
I can be cracked made told and played. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.