This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

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

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

What goes through cities and fields, but never moves?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?