Treat at it like all forms of bullying.
Educate on the issues, make sure you are not just teaching the binary construct of gender.
Explore gender roles and challenge gender stereotypes. Usualise !
Know and teach the difference between transgendered and transsexual children. Both may feel trapped in the wrong body, but the vast majority of transgendered people (95 per cent) will never have gender reassignment surgery.
Update the school’s anti-bullying policy to include the word “trans”, and train staff on the issues and their legal duty.
Provide the pupils with a safe space and a member of staff they can regularly meet to discuss issues and resolve problems.