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

Take away the whole and some still remain. What is it?

Peter wakes up daily to pick up his cycle and crosses the border between Spain and France daily with a bag on his shoulder. He is investigated daily by the officials but they don't find anything suspicious.

If we tell you that he is smuggling something what would it be?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

Can you make a fire with just a single stick?

Why despite killing dozens of people Charley and Wilma were not punished?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?