Anyone who has ever taught young boys and girls has almost certainly experienced a marked difference in behavior.
Schooling as a whole needs to be overhauled to better accommodate young boys. Until then, we're going to see wider and wider gaps at highschool and university levels.
Regardless of gender, schooling as a whole needs to move away from this factory-like system with underpaid teachers and an emphasis on test scores. It would be nice if there were an easy solution...