Child is a gift from the creator. The children are the inheritance of the world. Childhood is a golden period and a blue print of an adult, is the bridge between birth and adulthood. The first sensory input is life comes from the sense of touch experienced by a foetus where he/she is in the mother’s womb and feels protective. Parents, siblings, elders, friends, teachers, and nurses, play an important role in a child development. Sex education is very important for every child. Now a day’s child sexual abuse is the most prevalent health problem’s children, where a child faces severe consequences. Parents, teachers and nurses should break the barriers and start to talk and teach their children about ‘Good touch’ and ‘Bad touch’ to secure the child’s future.

The aim of the study is to evaluate the effectiveness of child- child approach on knowledge regarding good touch and bad touch among school age children in selected schools at Kanyakumari district.

Materials and Methods: Quasi experimental, one group pre-test post-test design was adopted. The sample size consisted of 60 school age children. The conceptual framework is based on modified Daniel. L Stuffle Beam’s CIPP model (2002) purposive sampling technique was adopted. Demographic, clinical data and structured knowledge questionnaire on good touch and bad touch was used data collection. Health education given for 30 minutes twice a week for 4 weeks.

Results: In pre test 60% of school age children had inadequate knowledge. After giving health education by change agent no one had inadequate knowledge 36% had adequate knowledge and 24% had moderately adequate knowledge. The mean knowledge of pre test score was 8.10 and post test score was 21.10 as to the ‘T’ value found to be 41.22 at P <0.05 level of significance that showed there was a significant improvement in the knowledge level through child to child approach.

Conclusion: The study proved that child to child approach is an effective teaching strategy is improving the knowledge regarding good touch and bad touch among school age children.