What is always in front of you but can’t be seen?

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

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

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?

What is so fragile that saying its name breaks it?

What English word has three consecutive double letters?

What will you call your mother's brother's brother-in-law?

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

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?