The aim of this research is to investigate Investigation of Participation Motivations in Exercises of Students Participating in Archery in Extra Curricular Activities. While the study's universe consists of all 11th graders studying at High school, the sample includes 32 of the 11th grade students who participated in arrow shooting activities in extracurricular activities. These students have not participated in arrow shooting activities before, and do not know how to shoot arrows. In the qualitative part of the research, a total of 18 students including 9 female and 9 male volunteers participated. In this study, the arrow shooting activity covers a total of 12 weeks, once a week, two lesson hours. Exercise Participation Motivation Inventory was used as the quantitative data collection tool in the research and it was applied to the students at the end of 12 weeks. Also, skills assessment test prepared by teacher and trainer were applied before and after 12 weeks to evaluate the skill of archery and semi-structured interview questions (8 questions) were applied for qualitative data. According to the quantitative results of the research, "Skill Development" is the most important motivational factor that motivates students to participate in exercise before 12 weeks of activity and afterwards Students' average scores related to the subscales in the Participation Motivations of Exercise before 12 weeks of activity were found to be "Health", "Competition", "Appearance", "Social and Entertainment" and "Skill Development". After 12 weeks of activity, it is found that students' average scores show increase in "Health", "Competition", "Appearance", "Social and Entertainment", and "Skill Development" sub-dimensions. A t-test was performed on the related samples to determine whether this increase was significant or not and it was found to be statistically significant. A t-test was conducted between students' pre-test and post-test averages of the students' shooting arrow skill test before and after 12 weeks of the activity and a statistically significant difference was determined (P = 0.00). According to the results of the qualitative analysis of the study, these students were very pleased with arrow shooting, their attention to these spores and concentration increased, and most importantly, they stated that their opinion regarding physical education course changed positively.