内容简介：
Being thirteen is not easy, as Anna Nelson realizes. Not only does she have to worry about school and staying out of the way of her two older sisters, but she also has to start growing up. Life is complicated now that sheas thirteen. Why does she get butterflies in her stomach when John is around? Will she find the perfect costume to wear to the Halloween dance? Will she ever feel like she fits in with the kids at Dunmoore Middle School?