TL;DR: He was very good at reading human emotions and noticed when people got excited as he approached the correct answer, then stopped.
I choose to believe the horse could math.
I dunno. Being able to read human emotions that well seems more impressive to me 🤷
I bet it does ^/j
This is always the explanation… There is a term for it, and I cannot recall at this moment. It is related to the Clever Hans Effect (https://en.wikipedia.org/wiki/Clever_Hans), but there’s another term for it… “Facilitated…” something?
Edit: I think it’s “facilitated communication” https://en.wikipedia.org/wiki/Facilitated_communication
Don’t be a neigh-sayer
For that he would still need some way of knowing the correct answer
He read body language, it didn’t work if the one asking didn’t know the answer