However, there are many arguments against single-sex schools. Firstly,critics of such schools say that they encourage young people to make stereotypical choices about their futures. This is because students often don't have the chance to try things which are less typical for their gender. But perhaps the biggest disadvantage is that they do not give boys and girls a chance to socialise with each other. This can make it hard for people to adapt to the normal world after they finish school.