It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

What you cannot hold but it is yours?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

Which is the correct shadow of the bird?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

I have no life, but I can die. What am I?