Aim: This pilot study aimed to evaluate oral health knowledge, perceptions and oral hygiene practices among 12- year old children from the local school of Andavadoaka and patients visiting the dental facility at Vezo Hospital, Andavadoaka, Madagascar. Materials and Methods: Data was collected using a questionnaire consisting of 18 close-ended questions. The study population consisted of 12-year old schoolchildren from three sixth-grade classes (total n=70), and dental patients of all ages ...