Classrooms are festooned with college pennants. Hallway placards proclaim: “No Excuses!” Students win prizes for attendance. They start classes earlier and end later than their neighbors; some return to school on Saturdays. And they get to pore over math problems one-on-one with newly hired tutors, many of them former accountants and engineers, reports the New York Times. If these new mores at Lee High School, long one of Houston’s most troubled campuses, make it seem like one of those intense charter schools, that is no accident…