Ranggitia R. USE OF THE “JALASAKA” EDUCATIONAL BOOKLET TO IMPROVE 6TH GRADE ELEMENTARY SCHOOL STUDENTS’ UNDERSTANDING OF THE PLANET EARTH. Magistra [Internet]. 2025 Nov. 1 [cited 2026 Mar. 20];12(2). Available from: https://journalmagistra.org/index.php/magistra/article/view/120