I want to teach Benny about "social proof" in Robert Cialdini's Influence: The Psychology of Persuasion.
Social proof is basically "monkey see, monkey do". But I wanted to show this in a form that a child can understand.
So I showed him these videos:
https://www.youtube.com/watch?v=P00i7_C8tl8
https://www.youtube.com/watch?v=TYIh4MkcfJA
https://www.youtube.com/watch?v=MEhSk71gUCQ