Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Why do people go to bed?

Who always enjoys poor health?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

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?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

What 5-letter word typed in all capital letters can be read the same upside down?

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

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6