This study was conducted to examine the influence of the experience of childcare teachers about oral health education on oral health knowledge. Questionnaires to be self-filled up on the experience of oral health education were applied to 267 childcare teachers who are working in a nursery schools in Kyoungnam province. The data were analysed using the SPSS 12.0 program. The obtained result were as follows: The oral health knowledge was higher in the case with oral health education than without it. A public health center would provide the highest oral health knowledge to nursery teachers. The educations about peridontal disease, oral health effect of fluorine and Xylitol were the most demanding among the some items. When the education topics are related with peridontal disease and Xylitol, the most respondents are willing to participate in the education course. The high correlation (r=0.874) was shown in the necessity of the education and the necessity of attending the course. Also there was a low correlation (r=0.345) between the knowledge items of peridontal disease and the participation in the oral health education. The relationship of oral health knowledge with experience and recognizance of oral health education appeared. Therefore systematic and regular program for the oral health education would be required.