Rahmania, N.E.N., Nanda Ratri Nurwanti and Anastasya Hardyana Putri 2023. AN EFFORTS TO INCREASE STUDENT’S KNOWLEDGE ABOUT THE IMPORTANCE OF CHOOSING HEALTHY SNACKS AT KRAGAN ELEMENTARY SCHOOL, SIDOARJO. Community Service Journal of Indonesia. 5, 1 (Jun. 2023), 38-41. DOI:https://doi.org/10.36720/csji.v5i1.542.