Actually, one of those studies found that girls from girl-only schools ventured more often into "male-dominated" professions like engineers, technicians or other fields where natural sciences play a large role.
Interesting/
Also, I heavily doubt that girls are told to go for pink and boys are taught to like guns. At least a large part of that behaviour is not nurture but nature. Or epigenetics.
Doubt no more. Here they are not only taught, they are forced - no choices!