The answer

When it comes to our children’s education, is there a more divisive argument than private versus public schooling? The answer is yes. But far more polarising is the question of whether kids do better in single sex or co-educational classes, and every parent has an opinion. In Australia it seems boys-only or girls-only schools are on the way out, with the co-education lobby determined to make them history within 20 years. But Liam Bartlett asks, is this a cause for celebration or concern?