Edwana, Neiny, Nur Islami, and Zulirfan Zulirfan. 2023. “Development of Android-Assisted Sound Wave Experiment Devices As an Effort to Improve High School Students’ Motivation and Physics Learning Outcomes”. Journal of Educational Sciences 7 (4): 598-608. https://doi.org/10.31258/jes.7.4.p.598-608.