Kibirige, Israel, and Moyahabo Jeridah Lehong. “A Comparative Study of the Jigsaw and Chalk-and-Talk Methods on Grade 12 learners’ Achievements in Reaction Rates in South Africa”. Cypriot Journal of Educational Sciences 17, no. 11 (November 30, 2022): 4230–4245. Accessed May 19, 2024. https://un-pub.eu/ojs/index.php/cjes/article/view/8448.