Menstrupedia Comic is an online resource, but there are also book versions available. The website and the book contain answers to questions about periods and provides useful information on menstruation, changing bodies and growing up.
Comics and cartoons outlining topics related to growing up, how babies are made, what sex/love is, sexuality, conception and keeping safe (consensual touch). A book that parents/teachers can read to younger children, or older children can read themselves.