Learning to the power of two

If there are 30 participants and they all take only two minutes for questions, it would total 60 minutes of extra time. If instead, in those 60 minutes these 30 participants elaborate the subject in pairs, the active time individually for each participant is increased by 15 times from two to 30 minutes.
If you want to ensure, that in this time no small talk, but concentrated work takes place, you can order