You can see it everyday, But cannot touch it at will. What is it?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

It is always ahead of me yet I can never see it. What is it?

What can you catch but never throw?

People put me on the table and cut me but do not eat me. What am I?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

What runs around the whole yard without moving?

A bus driver was heading down a street in Mexico. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

The more it dries, the wetter it becomes. Can you tell what it is?