S o boys aren’t doing so well in the classroom. You can read the entire thing here and, like writer Christina Hoff Sommers said, it’s hardly news, but this most recent study is the first to document the “gender gap in school grades” beginning so early. Kindergarten, I kid you not. Oh, boys can take a test. Standardized testing? Forget about it. Boys’ test scores are comparable to or better than that of girls. But the classroom grades for those same boys are consistently lower than that of their female peers. There are a lot of reasons for this and, like I said, you can read the more formal analysis online at the Times, but I wanted to address just a piece of it…