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

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

What is red and smells like blue paint?

Spot 5 differences in two Christmas tree below:

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

I look at you, you look at me I raise my right, you raise your left. What am I?

What is the longest word in the dictionary?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?