1. Tell a child still the age to receive a stocking from Santa, in school, that some boys are actually girls and some girls are actually boys https://www.thetimes.co.uk/edition/news/gather-round-class-thomas-the-teddy-wants-to-be-a-girl-jlrzjn27k 2. Set rules that if the child tells you it thinks it is a boy when it is a girl or a girl when it is a boy, that you don't 'deny' or 'overly question' this. you don't tell the parents without the child's 'permission' http://www.dailymail.co.uk/news/article-5075005/Kids-allowed-trans-without-parents-consent.html#ixzz4yJeZrS1s