Knowledge of Sports Teachers in a Rhythmic Gymnastics Training Program

The purpose of this research was to examine the level of knowledge of sports teachers in the rhythmic gymnastics training program in the Special Region of Yogyakarta. This was descriptive research and data were collected through a questionnaire. Purposive sampling was used and the sample size was 24. Data were analyzed though descriptive statistics. The results showed that the level of knowledge of sports teachers in the rhythmic gymnastics training program were as follows: 54.2% in the top level (excellent), 41.7% in the second level, 4.2 % in the third level, and 0% in the bottom level. Based on these results, it can be concluded that the level of knowledge of these sports teachers is acceptable. Keywords: sports teachers, coaches, rhythmic gymnastics, training progra

Quickly understanding on progressive muscle relaxation with video-based learning in secondary school students

Progressive muscle relaxation can improve students' learning performance in the classroom because it provides a good focus during classroom learning sessions in developing technical communication for educational institutions. This study aims to determine the effectiveness of video-based learning on the understanding of secondary school students related to Progressive Muscle Relaxation. The research was a quantitative descriptive method. Based on research that has been done, researchers found differences in students' understanding between before and after watching videos related to progressive muscle relaxation. In this study, respondents need to answer questions raised by researchers before viewing the video and after watching the video. The respondents in this study were only six students. The percentage of respondents who answered the question correctly after seeing the video provided by the researcher rose quite significantly. Respondents are interested in the video provided, and respondents can understand the video content they want to convey. The use of video in teaching and learning is beneficial for students to increase their interest and demand Progressive Muscle Relaxation knowledge. Video-based learning can be implemented in teaching and learning in various fields of education. Visual lessons are more quickly remembered and understood by students. Learning to use videos can increase student's interest in learning new things