When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

A guy in his thirties is found dead in a forest. The shocking thing about the body is that he is wearing his swimming trunks snorkel and a facemask.

For your information, the nearest lake is some 10 miles away and the sea is hundreds of miles away.

How did he die then?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

Give it food and it will live; give it water and it will die.

Who can jump higher than a Mountain?

Can you make a six-letter word using the letters N, A and B ?

What is the coolest letter in the alphabet?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

What is the largest number you can write with just 3 digits?