What is so fragile that saying its name breaks it?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

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

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

What has 88 keys?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

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?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?

Can you name some countries which do not have the alphabet 'A' in them?