I think you're on the right track! Your essay does a good job of explaining the cause and effect of poverty. I have just a few editing suggestions:
I will look into the different causes and effects of my family's
Poverty in my family history is the lack of education and money. The reason of my families poverty stems from lack of education and money. - You appear to have said the same thing twice, here.
None of my grandparents had more than an
Due to being in trouble so many times, [add comma] my dad quit school after the eighth grade and was placed in a boys'
my dad was earning between $2 and $2.50
prices on materials and services were
on the rise.
As a result of poverty, [add comma] my parents divorced and my family's
life was fragmented.