It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

What goes through cities and fields, but never moves?

What do you call a fish without an eye?

Find the number of squares in the below-given picture.

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Can you find the six hidden animals in the picture below?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?