M Maintenance of children’s dental and oral health must involve interactions between children, parents and dentists. Special Needs Children cannot carry out daily activities normally so they need help from others around them, such as parents, family members, caregivers, or teachers at school. For special needs children, assistance is needed in maintaining the cleanliness of their dental and oral health. Due to limitations in terms of cognitive, psychomotor, and affective in special needs children, training program will be more effective if it is given to their assistants (parents and teachers). This training targets for maintaining dental and oral health are parents and teachers of special needs children at SLB C Dian Kusuma. The training program is equippedwith a video demonstration, conducted online using the Zoom application, held on July 30, 2020, with a team consisting of 4 lecturers and 4 clinical students of the Faculty of Dentistry, Trisakti University, followed by 30 participants. Participants' knowledge was assessed by pre-test and post- test using Google Form. The results of training on maintaining dental and oral health for parents and teachers of special needs children at SLB C Dian Kusuma which were conducted through webinars showed satisfactory results. The mean score of the pre-test was 77 + 22.53 and the mean value of the post-test was 98 + 11.99. There was an increase in the post-test scores of the extension participants by 22% with changes in the increase in the correct answers percentage from the pre- post test ranging from 6.6 % -45%.