“DEVELOPMENT OF INTEGRATED SCIENCE STUDENT WORKSHEETS BASED ON A CONTEXTUAL APPROACH ON GLOBAL WARMING MATERIALS FOR CLASS VII SMP DEVELOPMENT OF INTEGRATED SCIENCE STUDENT WORKSHEETS BASED ON A CONTEXTUAL APPROACH ON GLOBAL WARMING MATERIALS FOR CLASS”. 2022. Universe 3 (1): 51-56. https://doi.org/10.24036/universe.v3i1.159.