"The boys were clamorous and physical. They shouted and hit. The girls held up their arms and whimpered to be picked up. The group of 1- and 2-year-olds had, in other words, split along traditional gender lines. And at this school, that is not O.K.
"Their teachers cleared the room of cars and dolls. They put the boys in charge of the play kitchen. They made the girls practice shouting “No!” Then they decided to open a proper investigation, erecting video cameras in the classroom."
"Ms. Gerdin’s friends have begun to have babies, and they post pictures of them on Facebook, swathed in blue or pink, in society’s first act of sorting. Ms. Gerdin gets upset when this happens. She feels sorry for the children. She makes it a point to seek her friends out and tell them, earnestly, that they are making a mistake. This feels to her like a responsibility."
https://www.nytimes.com/2018/03/24/world/europe/sweden-gender-neutral-preschools.html