Erika, E., Syahrial, S., & Hikmawati, H. (2024). The Impact of Physics Modules Based on Problem Based Learning on The Problem-Solving Abilities of Students in the Material of Optical Instruments. AMPLITUDO : Journal of Science and Technology Innovation, 3(1), 65–73. https://doi.org/10.56566/amplitudo.v3i1.160