What is the main idea of The Wednesday Wars?

The Wednesday Wars by
Gary Schmidt is a fantastic book.  I'm partially biased though since the author was my adviser
in college.  At the book's core is the story of Holling Hoodhood's coming of age.  The book
walks the reader through almost a year of Holling's life, and the focus of that year is his
relationships with a variety of people.  As...