Chhote se Chintu Miyan,
Lambi si Pooch.
Jahan Jaye Chintu Miyan,
Wahan Jaye Pooch.

छोटे से चींटू मियाँ,
लंबी सी पूंछ।
जहाँ जाये चींटू मियाँ,
वहाँ जाये पूंछ।

Bolo kya?

A father's child, a mother's child, yet no one's son.

Who am I?

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

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

How can you take 2 from 5 and leave 4?

Using exactly three matchsticks, can you divide the area into two equal parts?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

I make two people out of one. What am I?

Take one out and scratch my head, I am now black but once was red. What am I?

Using Only Five 5's and any mathematical operator make sum as 37