The purpose of this study was to develop an environmental education programs utilizing dietary life. On this study, the environment education programs developed upon dietary life were implemented to the third graders to see how they affects their environmental literacy and specific aims of this study. The results were as follows; The first of all, we should start by outlining the relationship between our environment and our diet. We can use the resulting outline to develop the environmental education programs with the purpose of improving our diet. Secondly, there were significant changes in environmental recognition between the control group and the test group. Thirdly, the environment educational programs based on dietary life could enhance knowledges, emotions and activities about environment. As a conclusion, the environmental education programs could confirm its value as the environmental education programs in this study, and it could bring out positive influence on environmental literacy of third graders in the elementary school.