There are two dice with empty faces in front of you and a marker. You can mark any number on each of the faces of the two dice, but you have to display all 31 days of the month using the two of them.

Which numbers will you mark on which dice so that you can easily depict all the dates of the month?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

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

Can it be possible to build a house that has all its four walls facing towards the South?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

A bomb exploded in a room full of married couples and no one died. How?

What is the next number in this matchsticks series riddle?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

What is the next number in the series?

15 29 56 108 208 ?