Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

who is silent in the parliament?

How can you make number one disappear by adding something to it?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Can you move 2 matchsticks to form four equal sized squares.

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

What makes this number unique: 8,549,176,320?