There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

There is something which is always coming but never arrives?

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?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

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?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What two things can you never eat for breakfast?

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

Which English verb becomes past tense just by rearranging the letters?

What has 88 keys?