It is always interesting to have talks with small groups of girls who have recently started having regular periods. They cautiously make their way into a questioning time about how boys are different. They almost sound like they feel guilty asking me about this.
It might be time to begin preparing your 9-10-year-old daughter for her first period. This is an uncertain time for young girls. Although they tend to be uncomfortable talking about it, I have noticed how much they appreciate an opportunity to ask questions and learn what to expect.
Being kept at home, away from friends, with limited fun things to do is very difficult for adolescents. These ideas take very little planning and will certainly be encouraging for everyone.
Dad is typically a little surprised at the changes he sees in his daughter as she becomes an adolescent. He will need encouragement and a little direction to help him navigate the important role he has to inspire and support his daughter on her path to becoming a young adult.
When your child was very young, it was your job to guide their choices and strongly impress your opinion upon them. That was the right thing to do.