Mtsi N, Adu KO. Teachers’ Content Knowledge and Strategies Used in Teaching Physical Science in Selected Schools at Buffalo City Municipality, South Africa. IJLTER [Internet]. 2024 Nov. 30 [cited 2026 Jun. 10];23(11):216-31. Available from: https://www.ijlter.myres.net/index.php/ijlter/article/view/2123