I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?
Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?
John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?
Which wheel of car does not rotate when you turn your car right?
You need to arrange three 7 and mathematical symbols to form number 1?
Take away the whole and some still remain. What is it?
why number 8549176320 is one of a kind?
What can go through glass without breaking it?
My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?
If eleven plus two equals one, what does nine plus five equal?
What animal walks on four legs in the morning, two legs during the day, and three legs in the evening? Oedipus, the king of Thebes, figured out the answer to the riddle:
Jigsaw puzzles soared in popularity during the great depression, as they provided a cheap, long-lasting, recyclable form of entertainment.
