Oral health is integral part of general health and well-being. Tooth decay and gum disease are most widespread conditions affectingschool children's and documentation of children's dental healthis limited.

The aim of the following study is to create awareness on dental health care and knowledge among school children's in Chennai using a questionnaire.

The subjects for this study were randomly selected in the age group of 8-16 years. A total of 200 children were selected, of which 92 were males and 108 were females.

The results showed that 55.50% of children brush their teeth twice daily, 100% of the participants use tooth brush and paste to clean their teeth, 66.50% of the participants change their tooth brush once in a month, 20.25% of participant change their brush once in 2 month, 9.25% of participant change their brush once in 3 month. 39.50% of participant cleans their tongue regularly by using tooth brush and tongue cleaner. 26.50% of children's wash their mouth after eating sticky foods and chocolate. 10.5% of children visit dentist regularly for dental checkup. 99.5% of participant knew that tobacco cause ill effects on oral and general health.