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

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

A guy in his thirties is found dead in a forest. The shocking thing about the body is that he is wearing his swimming trunks snorkel and a facemask.

For your information, the nearest lake is some 10 miles away and the sea is hundreds of miles away.

How did he die then?

Five lovely ladies(Sophia, Isabella, Madison, Emma and Olivia) planned a picnic.

They each buy one thing each for the picnic.

Sophia, Emma and Olivia got a drink : orange-Juice, apple-juice, and mango-juice.
Olivia got the drink with the same letter as the one in her first name.
Emma loves mango-juice.
The other two bring some food : chocolates and pizza.
Also Madison is allergic to cheese.

So which ladies bought what ?

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

You can hear me, but you can't touch or see me.

What am I?

Prove that the below maths equation is true.

8 + 8 = 91

Can anyone tell me a word in the English dictionary which has a silent 'z'?

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