Answer:
It's red liquid but not liquid and it's not red. What is it?
I have a foot but no leg. What am I?
I have a ring but no fingers. I used to stay still all the time but nowadays I follow you around.
Without a bridle, or a saddle, across a thing I ride a-straddle. And those I ride, by help of me, though almost blind, are made to see. What am I?
I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure a matter of course. I am given with pleasure when taken by force.
I am used for light yet I am solid. Without me you would feel enclosed. I hate being touched especially with a lot of force. I like to be in buildings.