Nikmah R, Firdaus T, Sinensis AR. Development of Android-Based Learning Media (Thunkable) on Work and Energy Materials for Class VIII Junior High Sechool. pssh [Internet]. 2024 Sep. 4 [cited 2025 Jun. 27];6:399-410. Available from: https://pssh.umsida.ac.id/index.php/pssh/article/view/582