Can you write down eight eights so that they add up to one thousand?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Readers with high attention to detail can spot the mistake in the stack of shoes in 5 seconds. Are you one of them? Test your visual skills now!

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

I have no life, but I can die. What am I?

It can be easily calculated that the digits 0 to 9 can be arranged into 3628800 distinct ten-digit numbers.

But do you know how many of these numbers are prime?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

Which organisation is a specialized agency of the UN that deals with global health issues?

a) World Trade Organization (WTO)
b) World Health Organization (WHO)
c) International Monetary Fund (IMF)
d) United Nations Educational, Scientific and Cultural Organization (UNESCO)

Do You See It?

What is more useful when it is broken?