The purpose of this study was to describe students' creative thinking skills in solving HOTS problems in terms of cognitive style. The subjects in this study were 2 female students of grade VII SMP consisting of 1 student with a field-independent cognitive style and 1 student with a field-dependent cognitive style. The research instrument consisted of GEFT test questions to determine students' cognitive style, HOTS math questions in the form of description questions on triangular flat shapes, and interview guidelines. The data collection technique used technical tests followed by semi-structured interviews to confirm students' creative thinking abilities. Test data credibility by triangulation, while the technical analysis of data through the stages of data reduction, data presentation, and drawing conclusions. The results showed that the subject with the fieldindependent cognitive style met the indicators of creative thinking fluency and flexibility, and was at the level of creative thinking level 3 with the creative category. While the subject with the field-dependent cognitive style does not meet the three indicators of creative thinking fluency, flexibility, and novelty, so the subject is at level 0 creative thinking with the uncreative category. AbstrakTujuan dari penelitian ini adalah untuk mendeskripsikan kemampuan berpikir kreatif siswa dalam memecahkan masalah HOTS ditinjau dari gaya kognitif. Subjek dalam penelitian ini adalah 2 siswa perempuan kelas VII SMP yang terdiri dari 1 siswa dengan gaya kognitif field-independet dan 1 siswa dengan gaya kognitif field-dependent. Instrumen penelitian ini terdiri dari soal tes GEFT untuk menentukan gaya kogntif siswa, soal matematika HOTS berupa soal uraian pada materi bangun datar segitiga dan pedoman wawancara. Teknik pengambilan data dengan teknis tes kemudian dilanjutkan dengan wawancara semi tertruktur untuk mengkonfirmasi kemampuan berpikir kreatif siswa. Uji kredibilitas data dengan triangulasi, sedangan teknis analisis data melalui tahapan reduksi data, penyajian data dan penarikan kesimpulan. Hasil penelitian menunjukkan bahwa subjek dengan gaya kognitif field-independet memenuhi indikator berpikir kreatif kefasihan dan fleksibilitas, serta berada pada tingkat berpikir kreatif level 3 dengan kategori kreatif. Sedangkan subjek dengan gaya kognitif field-dependet tidak memenuhi ketiga indikator berpikir kreatif kefasihan, fleksibilitas dan kebaruan, sehingga subjek berada pada tingkat berpikir kreatif level 0 dengan kategori tidak kreatif.

This research aims to determine students's learning activities based on visual, auditory and kinesthetic learning styles of students XI IPA class at MAN 1 Medan Academic Year 2015/2016. The Population of this research is 60 students in two of XI IPA classes and samples were determined by using purposive sampling technique in which the sample was 18 students. The type of this research is a descriptive research. As the research instrument with 36 item of learning style’s questionnaire and the observations are done two times by using learning activities observation sheets. The survey results revealed that students with  visual learning style have the highest writing activities with a percentage of 51.1%, visual activities by 50% and motor activities with a percentage of 39.1%. Students with auditory learning style have a high listening activities with a percentage of 37.9% and oral activities with a percentage of 32.7%. Students with kinesthetic learning style have the highest oral activities with a percentage of 41.4%, and listening activities with a percentage of 39.9%.Keywords: biology learning activities, learning styles