Snakebite

On an exotic island you were bitten by a venomous snake. Fortunately, in the nearest settlement there was a doctor. He examined the wound and...

Three cups puzzle

There are 3 empty teacups on the table. Can you put 10 lumps of sugar in them so that there would be an odd...

Resourceful detective

A man murders his wife with a knife in their car. He throws her out of the car being careful not to leave any...

Fire on Island

You are on an island, which is densely overgrown with dry grass and bushes. Suddenly you see that at one end of the island, a...

Mystery of Missing Petrol

During the petrol transporting from one plant to another, the fuel tanker ever wasted 10 litres of petrol. The process of filling the tank at...

Life-saving decision for the ship and crew

A Navy sailor on the deck of a cruiser noticed an naval mine in the water directly in the path of the ship. With...

Smart policemans

A homicide team enters a crime scene where a dead body of a fat old man lies there on the floor with blood oozing...

Vigilant woman – a detective story

A woman is sitting in her hotel room when there is a knock at the door. She opened the door to see a man...

Egyptian coin. Mindfulness Challenge

An archeologist claims he found a Roman coin dated 46 B.C. in Egypt.  Note: Roman coins can really be found in Egypt How much should...

King Akbar’s Line

One day the Great Akbar drew a line on the floor and asked his sage Birbal to shorten it without touching and wiping out...

The Parable of Justice and Gold

One day, Emperor Akbar posed a question to his adviser and sage Birbal. He asked him what Birbal would choose if he offered either...

“AHA” and “HAHA” reactions (b)

1. How many apples can you eat if your stomach is empty? 2. How far can a dog run into the forest? 3. What do you...