Measuring Water puzzle

You had an infinite supply of water and a 3 and a 5 - liter bottles You would to measure exactly 4 liters of water. How...

The Light Switches Riddle

There are three switches outside a closed room. There are three lamps inside the room. You can flip the switches as much as you...

The Fair strategy

Two people are attempting to divide a cake into two equal pieces. However, no matter where one person places the knife, the other person says...

Round or square?

This is frequently asked interview puzzle Why is it better to have round manhole covers than square ones?A round manhole cover cannot fall through its...

The Importance of a Good Problem Statement

A metal rod stirred the liquid molten metal. However, at the same time it was collapsing and polluting the metal. The solution to the problem...

The Relativity of Truth

“What is your age?” asked the judge. “Remember you’re under oath” “I am twenty one years and some months” the woman answered. Really she was an...

“AHA and” HAHA” reactions (a)

1. What has two hands and a face, but no arms and legs? 2. What has a neck, but no head? 3. Why did the man...

Creative riddles

1. How to pour the syrup inside the chocolate candy? 2. How to light a match with water? 3. A man throws a ball. It goes...

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...

Say everything in one sentence

Once upon a time, in the West Lake village, a servant lived with his master. After service of about 30 years, his master became...

Party detective story

A man walks into a party and pours some punch and ice into a cup. He was really thirsty and drank it really fast. Then...

Trouble-shooter’s solution

A well-known shoe company has established the production of sneakers in one of the poor countries of Africa. However, over time, the owners noticed...