Mohamad AZH, Mat Daud AN, Mohd Razak NR, Hasim N. Development and Validity Analysis of the ITS Learning Module for the Shadow Clarity Subtopic for Second Year Science Subjects. JSML [Internet]. 2023 Nov. 9 [cited 2024 Nov. 21];11:128-35. Available from: https://ejournal.upsi.edu.my/index.php/JSML/article/view/8752