Editor’s note: underage girls pregnant, 13 year old girl abortion, 15 year old girl toilet child…… The emergence of these words in the news is more and more frequent. People in regret, but also should face up to this event hidden problems, that we should face this sex thing, now more and more precocious child, but not the right direction to guide them to learn knowledge, students should know how to protect themselves. It is because now many people on the “sex” bias, then led to the scene and a tragedy. One day, ten year old son finished his homework, to sign the father, but the son is busy playing games, so that his father to take the bag. A son of the school bag, even to see a bag is not yet open the bag of condoms!! From abroad to come back from the father, after all, western education, he signed his job after the son of the call to the front.