Which is the correct shadow of the bird?

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?

Find 3 Differences Within This Excursion Scene In 20 Seconds

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Readers with excellent focus can find three differences between the camping scene pictures in 16 seconds. Can you? Test your eye power now!

Do you see only foxes? It’s time for you to unlock the superpowers to find the baby squirrel hidden in the picture.

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

The UN Security Council has how many member states?

a) 15
b) 10
c) 20
d) 25