I can understand trying to teach someone via visuals or by talking to them but I can’t figure out how you would teach someone multiplication or about government services or scammers without either.
I can understand trying to teach someone via visuals or by talking to them but I can’t figure out how you would teach someone multiplication or about government services or scammers without either.
By that logic, how do you learn to talk? Before you understand language, no one can explain the meaning of words to you.
I imagine this happens the same way. You “bootstrap” language by introducing a few touch signs and go from there.