A teacher teaches students in a sex education class called "Traffic Lights for Our Bodies," at a primary school affiliated with the Shanghai University of Science and Technology, Oct 24, 2011. In the class, children are taught about their private parts, as well as how to protect themselves in accordance with rules described in the sex education book "Boys and Girls." This is the first sex education textbook to be introduced to pupils in Shanghai after numerous debates on early-childhood sex education in China. The book is expected to be introduced to students at 18 primary schools in the trial phase. [Photo/CFP] 

A man holds a copy of the Chinese language version of the authorized new biography Steve Jobs, about the co-founder of Apple Inc, at a bookstore in Wuhan, Hubei province on Oct 24, 2011. The book, written by biographer Walter Isaacson, emerged from scores of interviews with Jobs. The book debuted in China on Oct 24. [Photo/Agencies]