Andika Agus Iryanto The use of Snakes and Ladders Games to Increase Students Knowledge and Attitude About Clean and Healthy Life Behaviorat Air Dingin Elementary School 57 in Koto Tangah District, Padang City in 2019 vi +72pages , 10tables, picture,5attachment ABSTRACT Clean and Healthy Life Behavior for elementary school age children begins by forming the habit of brushing teeth prop…