Aplikasi tik-tok: Pengembangan media pembelajaran matematika materi barisan dan deret untuk meningkatkan minat belajar siswa SMA

Learning media is an educational innovation that continues to grow. This is related to learning
mathematics using the tik-tok application. This application is an innovation made for the purpose of expression,
but in the context of tik-tok learning, it can be used as a digital space to take advantage of technological
developments and make it freely accessible to students of SMA YALC Pasuruan. Therefore, the purpose of this
research is to create learning media with the help of tiktok applications to increase student interest in class XI.
This development study uses the ADDIE methodology (Analysis, Design, Develop, Implementation, Evaluation) but
this research is limited only to the develop stage. The results showed that the learning media of animated video
with an overall average score of 3.44 after validation by a Material Expert and an average score of 3.78 after
validation by a Media Expert. So that the learning media in this tiktok application is feasible to use.