If two's company, and three's a crowd, then whats four and five ?

What jumps when it walks and sits when it stands?

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

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

Rose, Lily and Jasmine decided to buy flowers for their moms on Mother's Day. One of them bought lilies, the other roses, and the third one jasmines.
'It's funny!' said the girl with roses, 'we bought roses, jasmines and lilies, but none of us bought the flowers matching her name'.
'You're right!', said Lily.
What kind of flowers did each of the girls buy?

How could a baby fall out of a twenty-story building onto the ground and live?

Move four matchsticks to the below square to form three squares?

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