Here's everything you need to know about being a pre-teen, from Kaz Cooke, author of Girl Stuff for teens. * body changes * dealing with friends & bullies * getting confident * first periods * pimples * hair (wherever it is) * phones & being online * what to eat * being fit & healthy * the best books & movies * how to be happy with your own true self * & lots more! Girl Stuff 8-12 fits under your pillow and is written with the help of medical and other experts. PS: This book is for girls aged 8 to 12. Girls 12+ need Girl Stuff: Your Full-on Guide to the Teen Years.