Why do you find that most of the buildings are deprived of the 13th floor?
Why do people go to bed?
If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?
Can you make a six-letter word using the letters N, A and B ?
How far can you walk into the woods?
Rearrange the letters in "new door" to make one word.
In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?
What is the centre of gravity?
What always comes into a house through the keyhole?
What can jump higher than a building?
Mr Red Lives in the red house. Mr Green Lives in the greenhouse. Mr Yellow Lives in the yellow house. Who lives in the Whitehouse?
Jigsaw puzzles soared in popularity during the great depression, as they provided a cheap, long-lasting, recyclable form of entertainment.