Are You There God? It's Me, Margaret.

A timeless coming-of-age story centered on Margaret Simon, a sixth grader who is questioning everything about adolescence and puberty, searching the universe for whatever answers she can find. With her mother and grandmother trying to guide her through a time when everything is changing, they too find that you never stop questioning your path and defining what is meaningful in your life. Film adaptation of 1970 young adult novel of the same name.