Answer:
I have a hundred legs, but cannot stand. I have a long neck, but no head. I cannot see. I'm neat and tidy as can be.
Twigs and spheres and poles and plates. Join and bind to reason make.
I work when I play and play when I work.
A mile from end to end, yet as close to as a friend. A precious commodity, freely given. Seen on the dead and on the living. Found on the rich, poor, short and tall, but shared among children most of all.
Only two backbones and thousands of ribs.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?