fifteen of every one hundred teenagers under sixteen years in peru, our mothers, the main reason, lack of information. we are an extremely conservative country, and sex education does not exist in schools. how do we break this behavior in order to end of the educational system hacking math, say the children presents real problems to the typical math problems remains in great changes, replacing apples for diagnosis, watermelons for baby bottles. mary is sixteen years old, and since two hours changing ten diversity, she also uses thirty baby bottles weekly. how many diverse and baby bottles will she use in a month? in this way, we can go to our idea into educational material in different schools. the improve on the street, 嗯,the idea captivate the grievance. maybe no way those they say the children, but a lot of it difficult for the opportunity to get a lot of mathematic. today, we are working alongside the parliament, ministry of education to become a permanent part of the legal of school. d u s computer generally, mark became the best tool to sort of great social problem. real problems have enough to teach sexual education.