You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

What kind of storm is always in a rush?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

What can you deduce from the following BrainBat?

CRY
LMKI

These types of puzzles are known as charades. What you have to do is to find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be the 'office'.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

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

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?