Answer:
I have legs but walk not, a strong back but work not. Two good arms but reach not. A seat but sit and tarry not.
I wear a red robe, with staff in hand, and a stone in my throat.
What has a bell but isn't a church. Is full of air but is not a balloon?
What is the freedom of birds and the pen of old men?
I am believed to be only one dimensional, and tinier than anything can be, and there are many who say that I am the basis of all that we see. What am I?
I can only be played on a windy day