Based on the questionnaire to 52 students UNNES Department of Chemistry Faculty. teaching methods of lectures and lecturers are still such things are very boring for students. Moreover. the course material is primarily Basic Chemistry subjects that are less desirable and considered difficult by students because it is abstract. https://www.roneverhart.com/Ryukyu-Kobujutsu-Buki-Jutsu-Vol-2-DVD-with-Kiyoshi-Yogi/