Be active and find the killer in the picture Riddle below.

A man dies of old age on his 25 birthday. How is this possible?

You bought me for dinner but never eat me. What am I?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Three people enter a room and have a green or blue hat placed on their heads. They cannot see their own hat but can see the other hats.
The colour of each hat is purely random. They could all be green, blue, or any combination of green and blue.
They need to guess their own hat colour by writing it on a piece of paper, or they can write 'pass'.
They cannot communicate with each other in any way once the game starts. But they can have a strategy meeting before the game.
If at least one of them guesses correctly they win $10,000 each, but if anyone guesses incorrectly they all get nothing.
What is the best strategy?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

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

(it's a funny riddle)

What goes up but never comes down?