Communication is the heart of human beings for exchanging information. Use of health communication principles in public health nutrition present various challenges and has contributed in gaining vast recognition by combing theory and practice in bringing desirable changes in nutritional knowledge and practice to overcome communicable and non-communicable diseases. An attempt was made to bring out a desirable knowledge change in school going children of 8th and 9th class by using nutritional games approach and modified hearth approach and to study the efficacy of the approaches by comparing. The study revealed a Significant improvement in knowledge level of intervention groups of adolescents after exposure to experimental approaches-nutrition game and modified hearth approach compared to control group not exposed to any treatment(p<0.01). Significant decrease (p<0.05)in knowledge level was not observed after 4 to 5 weeks of intervention in experimental groups indicating retention of knowledge acquired through interventions. Modified hearth approach model was found more effective for imparting nutrition education compared to gaming approach.