Nurhabibah, N., and Kusnadi. “Profile of Critical Thinking Ability and Science Process Skills of Junior High School Students on Coordination System Material: A Preliminary Study Based on Needs Analysis”. International Journal of Education, Vocational and Social Science , Vol. 5, no. 03, July 2026, pp. 5249-61, doi:10.63922/ijevss.v5i03.4198.