Well perhaps your mother has a reason for no letting you go before school? Maybe she wont have the money until then? If not argue that having everything done before school takes a load off of your back and makes you feel more prepared for school. And that you would be more confident and happy...
The word has 7 letters
Preceded God
Greater then God
More evil than the devil
All poor people have it
Wealthy people need it
If you eat it, you will die