What occurs twice in a week, once in a year but never in a day?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

Before Mount Everest was discovered, what was the highest mountain in the world?

How can you make a TV, a bed, a dog, and a car liquid?

Who can jump higher than a Mountain?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G