What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

What is always in front of you but can’t be seen?

A bus driver was heading down a street in Mexico. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not?

How can you leave a room with two legs and return with six legs?

What can you catch but never throw?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

What is at the end of a rainbow?