There is something which you can be arrested for attempting but not for successfully completing.

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

How can a man go eight days without sleep?

Where do you go to learn how to make ice cream?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

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?

A blonde put eyeliner on her head. Why?

What jumps when it walks and sits when it stands?