I travel all around the world but always stay in the corner. What am I?

A father's child, a mother's child, yet no one's son.

Who am I?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

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

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?

The world's largest Thanksgiving turkey was on display at a fair. Everyone was admiring it when suddenly a woman ran up and shot the turkey and left. Everyone knew her yet nobody made any attempts to stop or report her. Why?

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

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

What is next number in the pattern below:

131 517 192 123 ?

What brings you down but never up?