A completely updated 25th anniversary edition of the definitive book on childrens' sexual health.Now with expanded information on internet safety, birth control, sexual harrassment and more - this universally acclaimed classic by Robie H. Harris and Michael Emberley is a cutting-edge resource for children, parents, teachers, librarians and anyone else who cares about the well-being of pre-teens and teens. Providing accurate and up-to-date information to answer young people's concerns and questions, from conception and puberty to birth control and AIDS, it offers everything they need - now more than ever - to make responsible decisions and stay healthy.