The correct answer to this open question is the following.
Although you did not attach the lesson, the text, or any other further reference, we can say the following.
The lessons on Flora's first day at school were about general information such as when was the first time she got to school. Another topic was who was the one who took you to school: your father? your mother? grandpa?
When you were in school, what person took you to the correct classroom. About the teachers, were they good people? Did they introduce themselves and made you feel good?
There was also the topic about how did you feel on your first day in general terms. Was it a good experience? Did you make any new friends?