Why is the author sleeping on the floor? daily 24

For the answer to the question above asking why is the author sleeping on the floor in the diary 24 from the freedom writers?
Diary entry 24 is about the day in the life of one of the students who is homeless. He or she wakes up in their room, sleeping on the floor with only a blanket and thin mattress.
It is to paint a vivid picture of the student's challenging life, the student uses time to structure his or her entry.