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

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

There was a strange boy who was born before his father. How can this be possible?

How can you make number one disappear by adding something to it?

Why is the longest human nose just 11 inches?

A bomb exploded in a room full of married couples and no one died. How?

One of the leprechaun is missing if you see the two pictures attached to this question. Where did he go? When he comes back, do you know where has he been?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

How many triangles do you see in the picture puzzle below?