Sex education is very important for girls. It can help girls develop correct sexual concepts and protect their physical and mental health. At the same time, it can also help girls better understand their bodies and better understand and control their body reactions.

1. Let girls know their bodies, let them know their body structure and function, as well as the functions and body reactions of various parts of the body.

2. Clearly introduce the meaning of sexual behavior and possible risks, so that girls can master the correct sexual concept and prevent harmful sexual behavior.

3. Let girls know about gender and sexual orientation, let them accept the concept of gender equality, and refuse discrimination and discriminatory behavior.

4. Strengthen good emotional politeness education, so that girls can better handle their emotions and cultivate good emotional politeness.

5. Improve girls' relationship skills, so that they can better handle the relationship with others and learn to refuse bad behavior.

In a word, it is very necessary to cultivate girls' correct sexual concept, protect their physical and mental health and improve girls' sexual education level.