I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Why do you find that most of the buildings are deprived of the 13th floor?

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

Can you count the number of quadrilaterals in the picture below?

Be active and find the killer in the picture Riddle below.

How many times in a given day, minutes and hour clock comes in a straight line ?

The Puzzle: Here is a famous prize problem that Sam Loyd issued in 1882, offering $1000 as a prize for the best answer showing how to arrange the seven figures and the eight 'dots' .4.5.6.7.8.9.0. which would add up to 82