Answer:
I have long legs crooked thighs little head and no eyes.
I am the building with the most number of stories.
I am the only word that looks the same when spelled upside down.
Adored by few, feared and hated by many. Mistress of the entire universal reason, master in the art of numbers. Some may have solved many of my mysteries, but there are still many of them to find. What am I?
Of these things - I have two. One for me - and one for you. And when you ask about the price I simply smile and nod twice.
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk