Everyone knows boys are falling behind girls in education. And that has lots of people, especially educators and politicians, busy pointing fingers and engaging in loud discussions. Largely left out of this discussion are parents of boys, who are perhaps more aware than anyone that their bright, eager sons hit an invisible wall somewhere near fourth grade, after which they go from engaged to unengaged, discouraged, and disaffected. By their teens, too many seem determined to be slackers in school regardless of parental pleas, incentives, or discipline. There are lots of books on underachieving boys, but most address educators and come complete with intimidating graphs, case studies, academic-speak, and lists of remedies on which parents are powerless to act. What about the average guilt-ridden,…