Prove that twice of ten is the same as twice of eleven.

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

We know that money can be names differently for the purpose it is used for. Some of the examples of money given at following places or for following activities:

In temple = Daan
In school = Fees
During marriage = Dowry
For divorce = Alimony
Paying government = Tax
In court = Fine
Employer to employee = Salary
To kidnappers = Ransom
For illegal reason = Bribe
To civil servant retirees = Pension

Do you know what do we call the money a husband gives to his wife?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

what does this picture(rebus) riddle means ?

Can you write down eight eights so that they add up to one thousand?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

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

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?