Raja Jassim Hatif. “He Impact of Systematic Thinking on Middle School Students’ Biology Based on PLAN Strategy”. (Humanities, social and applied sciences) Misan Journal of Academic Studies 23, no. 50 (June 30, 2024): 408-423. Accessed October 30, 2024. http://misan-jas.com/index.php/ojs/article/view/643.