The behavior of maintaining oral hygiene in children in Indonesia is still low. It can be seen from the results of Basic Health Research conducted in 2013, where there were 28.9% of children aged 5-9 years experiencing dental health problems. This high number of dental problems is influenced by behavior, knowledge, and habits in maintaining oral health. Moreover, at childhood, health education is not easy to understand. One way to increase knowledge and awareness about the importance of maintaining oral health is through Dental Health Education (DHE) or oral health counseling. DHE aims to improve knowledge, and change one’s behavior, both individually and in groups, which leads to a healthy lifestyle. At childhood, a lot of information received comes from interactions with people around them. For example parents, teachers, and peers. Children spend more time playing and learning new things with friends, and because of that intense exchange, information can be absorbed well.

Dr. Ninuk Hariyani, drg., M. Kes., MPH., PhD from the Department of Public Dental Health, Faculty of Dental Medicine UNAIR, in the team conducted a study on the effectiveness of a peer-group method to provide dental and oral health education for children. As the name suggests, this