Penelitian ini bertujuan untuk melihat apakah pelibatan diri berperan sebagai mediator dalam hubungan antara iklim kelas dengan sikap kreatif siswa di Sekolah Alam. Penelitian dilatarbelakangi oleh kebutuhan akan sikap kreatif untuk menghadapi tantangan masa depan yang distimulasi melalui penciptaan iklim kelas dan pelibatan diri. Penelitian ini merupakan tipe non eksperimental dengan metode pengambilan sampel non-probability sampling yaitu siswa kelas 3-5 SD Sekolah Alam Indonesia dengan memberikan kuesioner sebanyak tiga buah. Hasil penelitian menunjukkan bahwa pelibatan diri berperan penuh sebagai mediator dalam hubungan antara iklim kelas dengan sikap kreatif siswa. Iklim kelas juga menunjukkan hubungan positif dan signifikan dengan sikap kreatif.

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The aim of this study is to measure the role of school engagement as mediator in relations between classroom climate with creative attitude in nature based school. The background of this research is the needs of creative attitude to face the challenge in the future by create the classroom climate and make the children more involved in school activity. This research is done with quantitative methods and non probability sampling methods for elementary school students from grade 3 until 5 in one of Nature Based School in Jakarta by giving them three self report questionnaires. Results of this research indicated that school engagement role as a mediator in relations between classroom climate with creative attitude in nature based school elementary students. The clasroom climate also indicated that has a relations with creative attitude.