Can you find out what is missing?

1 3 5
2 4 ?

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

A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?

What number should come in place of the question mark below?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

What is the word or phrase?

Can you count the number of triangles in the given figure?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

Move three sticks of the spiral below to form a square.

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?