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?

What can you catch but never throw?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

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?

How can you leave a room with two legs and return with six legs?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?