This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

Why are televisions attracted to people?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

Which is heavier: a ton of bricks or a ton of feathers?