Really good guidance for schools here from Transgender Trend, arguing that it is OK for kids not to conform to stereotypes and don't need to be labelled as 'trans'. Also, talks about the need to uphold the rights of girls. Please print off and give to your headteachers and school governors and head of safeguarding.
www.transgendertrend.com/wp-content/uploads/2018/02/Transgender-Trend-Resource-Pack-for-Schools.pdf