%0 Journal Article %@ Cetak : 1907-1744 dan Online : 2460-1500 %A Luthfiani, Alysa %A Yerimadesi, Yerimadesi %A FMIPA UNP, %A FMIPA UNP, %D 2022 %F repounp:38306 %I Universitas Mataram %J Jurnal Pijar MIPA %K E-module, Effectiveness, Guided Discovery Learning, Learning Outcomes %N 6 %P 770-774 %T Effectiveness of E-Module Based on Guided Discovery Learning on Learning Outcomes of High School Students %U https://repository.unp.ac.id/id/eprint/38306/ %V 17 %X This study aims to analyze the effectiveness of e-module colligative properties of solutions based on guided discovery learning in improving high school student learning outcomes. The research was conducted on class XII students in MAN 1 Padang with 36 students. The type of research used is quasi-experimental with a randomized control-group pretest-posttest design. Data analysis used a t-test. The n-gain value obtained was 0.71 (high category). In conclusion, guided discovery learning based on the chemistry e-module effectively improves student learning outcomes with high criteria.