Mohamad, A.Z.H., Mat Daud, A.N., Mohd Razak, N.R. and Hasim, N. 2023. Development and Validity Analysis of the ITS Learning Module for the Shadow Clarity Subtopic for Second Year Science Subjects. Journal of Science and Mathematics Letters. 11, (Nov. 2023), 128–135. DOI:https://doi.org/10.37134/jsml.vol11.sp.14.2023.