If you have it, you want to share it.  If you share it, you don't have it. What is it? : A secret.

The more you have of it, the less you see. What is it? : Darkness

What book was once owned by only the wealthy, but now everyone can have it? You can't buy it in a bookstore or take it from a library. : A telephone book.

What gets whiter the dirtier that it gets? : A chalkboard

What happened in the middle of the twentieth century that will not happen again for 4,000 years? : The year 1961 can be read upside down and that won't happen again until 6009!

What has no beginning, end, or middle? : A doughnut.

What has to be broken before it can be used? : An egg.

What does no man want, yet no man wants to lose? : Work - Employment

How many bricks does it take to complete a building made of brick? : Only one, the last one.

What is everything to someone, and nothing to everyone else? : Your mind.
 
Big as a biscuit, deep as a cup, even a river can't fill it up. What is it? : A kitchen strainer.

What goes up and never comes down? : Your age.

What's the greatest worldwide use of cowhide? : To cover cows.

What's long and thin, covered in skin; red in parts, and put in tarts? : Rhubarb.

What has feet and legs, and nothing else? : Stockings

What is the moon worth? : $1, because it has 4 quarters.

What grows when it eats, but dies when it drinks? : A candle.

What stays where it is when it goes off? : An alarm clock

You heard me before, yet you hear me again. Then I die, 'til you call me again. What am I? : An echo

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