Download or read book Sex written by Nikol Hasler and published by Houghton Mifflin Harcourt. This book was released on 2010-06 with total page 196 pages. Available in PDF, EPUB and Kindle. Book excerpt: Discusses all aspects of sexuality and sexual behavior, including sexual orientation, masturbation, birth control, and sexually transmitted diseases, and answers teenagers' questions on sex in a straightforward and in-depth manner.