Eight of us go fourth, not back, to protect our king from an attack. What are we?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

If you had an infinite supply of water and 5-quart and 3-quart pails, how would you measure exactly 4 quarts? What is the least number of steps you need?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

Find the last number in the series below:

voN luJ yaM raM ---

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

What part of Turkey has the most feathers?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Replace the question mark in the picture below.