I look at you, you look at me I raise my right, you raise your left. What am I?
Can you write down eight eights so that they add up to one thousand?
What seven-letter word has hundreds of letters in it?
Find the combined weight of the Cat, Dog and Rabbit in the given picture.
What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?
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?
How could a baby fall out of a twenty-story building onto the ground and live?
You knock a Table over in the library, and suddenly 20 eyes are looking at you.
Why do you find that most of the buildings are deprived of the 13th floor?
A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?
Can you solve this amazing hard number series problem? 7, 8, 10, 12, 16, 18 ?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.