What do you answer even though it never asks you questions?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

By adding four matchsticks, can you divide the square shown in the picture into two equal parts?

Move four matchsticks to the below square to form three squares?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

Who is that with a neck and no head, two arms and no hands? What is it?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Can you count the number of squares in the figure below?