Why do people go to bed?

Two old friends, Jack and Jill, meet after a long time, and discussing as:

Jack: Hey, how are you, man?

Bill: Not bad, got married and I have three kids now.

Jack: That's awesome. How old are they?

Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.

Jack: Cool..But I still don't know.

Bill: My eldest kid just started taking piano lessons.

Jack: Oh, now I get it.

How old are Bill's kids?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

What you cannot hold but it is yours?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?