Research on the development of Ecoliteracy teaching materials based on the Heyzine application on grade V ecosystem material uses the ADDIE development model with modifications with only 4 stages of Analyze, Design, Development, and Implementation. Data were collected through interviews, expert validation, and response questionnaires. The results showed that the validity of the material was 94%…
Nutritional status is a condition caused by a balance between nutrient intake from food and the nutritional needs needed for body metabolism. Nationally, in Indonesia, the prevalence of underweight in adolescents aged 13 – 15 years is 8,7% (1,9% very thin and 6,8% thin) and the problem of obesity at the age of 13-15 years is 16% (11,2% fat and very fat (obese) 4,8% ). In South Sumatra Provinc…