Today, traffic is one of the important issues in public health. Due to physical and mental losses it caused, it is one of the problems that whole world struggle against. It is extremely important to give children traffic training starting from early ages to create a safe traffic environment and minimize the current accident risk on traffic. It is only possible with comprehensive, constant and systematic traffic security training in formal education, to make the children gain the habit and awareness of traffic. Traffic training that starts at an early age would make children gain correct behavioral pattern. In this study subjects such as; concept of traffic, traffic security training in our country, it's place in formal education, importance of juvenile traffic security training, aims and purposes, examined. Two different schools from the city of Ankara has been chosen for survey and the difference of knowledge and sense of traffic between students of these two school is introduced. In the School A curriculum of ministry of education is practiced and subject of traffic is narrowly mentioned in other classes until fourth grade. In the School B traffic security training is provided both theoretical and practical with the help of "juvenile traffic training park" inside school, starting from first grade. As a result of the study; it is demonstrated that the children who receive regular and practical traffic training, understand and internalize traffic rules.