2026. THE EFFECTIVENESS OF HEALTH EDUCATION IN IMPROVING KNOWLEDGE OF DIARRHEA PREVENTION AMONG SCHOOL-AGED CHILDREN AT SDN SINGONEGARAN 1 KEDIRI CITY, INDONESIA. Pedagogic Research-Applied Literacy Journal . 3, 3 (Jul. 2026), 208–218. DOI:https://doi.org/10.70574/bcxv6s78.