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

Count the number of squares in the picture below.

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

I don't get anymore wetter, no matter how much rain falls on me.

What breaks yet never falls, and what falls yet never breaks?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

A hen, a dog, and a cat are stolen. Three suspects are arrested named Robin, Steve, and Tim. The police are sure that all of them stole one of the animals but they don't know who stole which animal.

Sherlock Holmes is appointed to identify and is provided with the following statements from the investigation.

Robin - Tim stole the hen
Steve - Tim stole the dog
Tim - Both Robin and Steve are lying. I neither stole a hen nor a dog.

Sherlock is somehow able to deduce that the man who stole the cat is telling a lie and the man who stole the hen is telling truth.

Can you help him find out who stole which animal?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

In the picture given below, can you find out which digit will take place of the question mark?