A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

You need to arrange three 7 and mathematical symbols to form number 1?

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

Which is the correct shadow of the bird?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

How many words can a pen with half refill write?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?