Annisa Fitriani, M. Nor and Muhammad Sahal (2025) “Implementation Of Radec Learning Model With Quizlet To Enhance Cognitive Learning Outcomes Of Students At Smp Negeri 4 Pekanbaru On Earth And Solar System Topics ”, Journal of Science, Learning Process and Instructional Research, 3(2), pp. 35–42. doi: 10.67919/joslepi.v3i2.122.