Well that is very cool that Annie went to that school
Children used to work in factories due to child labor. The men would be off fighting in wars and the women would work at factories or stayed at home. With children they didn't have to get paid because of their age and were treated badly. That is why they were chosen to start working in factories.
If a child is taught that a 4 legged furry animal is a dog, when it sees a cat it may assumes that is a dog as well because it assimilates four legs and fur with dogs.
Narrative history is writing history as a story that focuses on the chronological order of history.
There are several reasons why It is useful for historians to craft historical narrative.
1. The event in time can be better understood.
2. The key roles and relevant features can be easily point out.
3. The actions can be easily described.And why those rather than other actions were taken.
4. What causal processes(social or natural) may have played a role in bringing the world to the outcome of interest?
The Qing dynasty was famous for porcelain and walls