在十二年國教免試入學的超額比序中，社團活動的積分扮演重要影響，因此本研究探討國中生參與社團活動的現況與其休閒滿意度和幸福感；此外由於上網是多數國中生的主要課外休閒活動，因此亦探討學生們在玩網路遊戲的過程中，所獲得的休閒滿意度與幸福感，同時分析休閒滿意度與幸福感之關係。本研究分別以社團活動與網路遊戲兩類問卷調查蒐集受測學生意見，研究結果發現參與社團活動的國中生之休閒滿意度與幸福感感受皆顯著地高於從事網路遊戲的學生，本研究也驗證休閒滿意度對幸福感有正向顯著影響，本研究發現可以提供學校與家長了解學生參與社團活動與網路遊戲之狀況，並可做為設計社團活動之參考。

Since 12-year compulsory education law passed in 2013, the education of high school in Taiwan is changing. In order to apply a good senior high school, the performance of extracurricular activities is important for junior high school students. This study selected junior high school students as subjects. We explored students’ participation of extracurricular activities, their perception of leisure satisfaction and happiness. In addition, we investigated students’ leisure satisfaction and happiness of online games because more and more students participate in online games after school. The effects of leisure activities on leisure satisfaction and happiness were also studied. Data collection were implemented by literature review and questionnaire survey via extracurricular activities questionnaire and online games questionnaire. The findings indicate that students participating in extracurricular activities perceive higher records on leisure satisfaction and happiness than students involving in online games. This study meanwhile verified that leisure satisfaction significantly and positively affects happiness. The result of this study can help schools and parents realize the students’ participation of extracurricular activities and online games. It also provide references for schools to design extracurricular activities.