Creating schools that “work for everybody” is a challenge, writes Education Week‘s Catherine Gewertz. When the bell rings at Wheaton North High School, a river of white students flows into Advanced Placement classrooms. A trickle of brown and black students joins them. But mostly, the Latino, African-American, and Asian teenagers file into lower-rung classes. Six years ago, the school eliminated the remedial track. Low achievers, who primarily come from lower-income, minority