Question

when margie went to her school, what did the teacher teach on the screen

Answer 1

Actually she was having mechanical teacher who used to teach her in her room.She didn't had school.But,she wanted to have a school where the children should be there who can play with her,help her etc.

Answer 2

The teacher was a machine on which the lessons were imparted and the questions were asked. Margie had to give the answers in a punch code.

The mechanical used to teach everyday at the same time except Saturdays and Sundays. Margie's school was beside her bedroom.