Famous Paintings by Rene Magritte

How to get a million dollars

You are on a game show. You are standing before two doors. Behind one is 1 million dollars, and behind the other is a donkey. There are...

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...

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...

Vision through the eyes of a child

While сhanging the wheel of his car, a man dropped all four nuts of his fastening in the sewer grid, from where it was...
Parable about Merchant

Fateful creative solution

One unfortunate merchant owed a large sum of money to a moneylender. The old, ugly moneylender proposed that he would forget the debt if...
Power of life

Water Crossing By Rope

The deep round lake is 200 meters in diameter. In the middle of the lake there is an island where a tree grows. There...

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 school inspection

A school teacher knew that the school superintendent would visit the next day. The superintendent would ask questions such as spellings or mental...

Missing petrol

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

Brilliant Simplicity – Example of Creative Problem Solving

One Major Research Institute has been tasked to measure the temperature of weevil, a pest beetle. Long-term investigations and the use of expensive equipment were...

Passage problem

A car with a container set in the body drives the road that leads under the railway bridge. Just before the bridge the driver...

Fire on Island

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