(English) Single-sex maths classes in co-educational schools close the maths gender gap by more than half for girls (Paredes, 2021) 对不起，此内容只适用于美式英文。 Login or Join to view this article ›› 登录 If you have an activated account please login below. If you are a staff member of a member school you may request access to our research and resources using the link below: Request for member access Need help? Contact us 电邮地址 * 密码 * 记住我 忘记密码？