The study aims to describe learning activities and health literacy for students using science teaching materials with STEAM. Classroom Action Research was carried out in three cycles for Master Program in Elementary School Teacher Education students, Faculty of Education and Teacher Training, University of Bengkulu in the first semester 2021/2022. The lecturer with observation sheet instruments collected the learning activity. Test instruments used to measure health literacy aspects of content, attitude, context, and performance reports for competency aspects. The success indicators include (1) lecturers and students' activities in the learning process using STEAM materials that shown a good category; (2) the students' percentage shown at least 80% in the good category for the health literacy aspects of content, context, competence, and attitudes. Based on the actions, It can be concluded that (1) lectures used STEAM IPA teaching materials could increase student activity into an excellent category in the third cycle; (2) The students' percentage who achieved good health literacy for content aspects in the first cycle was 58.33%, the second cycle reached 75%, and the third cycle reached 83.33%; (3) the context in the first cycle by 62.5%, the second cycle it reached 83.33%, and the third cycle reached 91.67%; (4) the attitude aspects in the first cycle was 70.8%, the second cycle reached 79.16%, and the third cycle reached 83.33%; and (5) the competency aspects in the first cycle is 75%, in the second cycle it reaches 83.33%, and the third cycle reaches 91.67%.