1. Cognitive dessonance
2. Brain stores models
3. Models needs time to be digested.
Is it the demo or explanation that help people remember and apply knowledge?
As you invest more time, discussion ideas digesting understanding, there is a direct correlation between understanding. Give time and space to adjust the mental model
Seeing is not believing...what you see depends on what is there in your head. But a change can happen if it is discussed, re-visited, digested!