The Period Book: A Girl's Guide to Growing Up

A girl looking at an image of female sexual anatomy/the reproductive system

This book offers easy-to-understand information for children ages age to twelve to learn about puberty, menstruation, and taking control of period management. It includes illustrations of external and internal anatomy, how to insert a tampon, and much more.

https://www.commonsensemedia.org/book-reviews/the-period-book-a-girls-guide-to-growing-up