We live in Germany. My son came from school and said:

“I met a guy today, so he learned that I was Russian and told me that one day they played Russian roulette with the whole class.

At this point, I thought about myself, “Well, what a nonsense! They played all the class in Russian roulette.

It turned out to look like this:

As soon as the teacher asks the first question, the whole class raises hands. To whom the teacher pointed, he lost.