One Yen

Inventive General

During a momentous battle, a Japanese general decided to attack even though his army was greatly outnumbered. He was confident they would win, but...

Creative solution to personal problem

A Marine was in the service. One day he received a letter from his girlfriend back home: Dear Ricky, I can no longer continue our relationship....
Rafał Olbiński. Creative Riddle

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...

A bus stop pick-up riddle

While driving on your way home, you pass by a bus stop and see among the people waiting for the bus, an old lady...
Raja Birbal, Hindu advisor

Birbal’s Wise Decision – example of creative problem solving

A farmer and his neighbour once went to Emperor Akbar's court with a complaint. "Your Majesty, I bought a well from him," said the farmer...

Vigilant woman

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

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...

Time measurement task

A man has two ropes of varying thickness (Those two ropes are not identical, they aren’t the same density nor the same length nor...

Resourceful postman

When the postman arrived at the Smith home to deliver mail through a slot in the front door, he was surprised to find the...
Samurai Warriors

Emperor’s bold decision

At the beginning of our era, the Japanese had a custom: when the military commander passed away, all his servants were buried alive along...
Ошибка выжившего. Творческое решение проблем

Survivorship bias and the flip side of things

During World War II, the Hungarian mathematician Abraham Wald, who worked in the SRG laboratory in New York, considered how to minimize bomber losses...
Spinning Girl. Silhouette Illusion

The spinning girl

Which direction does the girl rotate? Clockwise or counterclockwise If you shift your gaze to the shadow, in the same instant, the direction of rotation will change. You...