p-ISSN 1693-1246 e-ISSN 2355-3812 January 2018 Jurnal Pendidikan Fisika Indonesia 14 (1) (2018) 32-39 DOI: 10.15294/jpfi.v14i1.10654 *Correspondence Address: Jl. Semarang No. 5 Malang 65145, Malang Indonesa E-mail: johanbatlolona@gmail.com http://journal.unnes.ac.id/nju/index.php/jpfi INFLUENCE OF PROBLEM BASED LEARNING MODEL ON STUDENT CREATIVE THINKING ON ELASTICITY TOPICS A MATERIAL Wartono 1 , M. Diantoro 1 , J. R. Bartlolona 2 * 1 Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Malang, Indonesia 2 Physics Education Study Program, Postgraduate, Universitas Negeri Malang, Indonesia Received: 25 June 2017 . Accepted: 27 November 2017. Published: 1 January 2018 ABSTRACT The phenomenon in the classroom where teachers are still limited space to train and to improve students' creative thinking skills (CTS) on the topic of material elasticity is the main reason for this research. Information on improving students' creative thinking skills in material elasticity topics by implementing problem based learning model (PBL) in learning is also limited. Previous research has not revealed any effort related to improving students' creative thinking skills on material elasticity topics by comparing two different learning models. Therefore this study aims to reveal differences in student learning outcomes on material elasticity materials in PBL and conventional models. Based on the research results obtained information that students 'creative thinking skills scores using PBL model is higher compared with that of conventional learning. It also revealed at each meeting that the CTS indicator of students are always improve. It can be concluded that PBL is very effective in training and improving students' creative thinking skill in physics learning. Thus PBL can be recommended in improving students' creative thinking skills. ABSTRAK Fenomena yang terjadi di lapangan dimana guru masih terbatas ruang geraknya untuk melatih dan meningkatkan keterampilan berpikir kreatif siswa pada topik elastisitas suatu bahan menjadi alasan utama penelitian ini dilakukan. Sampai sejauh ini informasi tentang peningkatan keterampilan berpikir kreatif siswa pada topik elastisitas suatu bahan dengan model problem based learning masih terbatas. Penelitian terdahulu belum ada yang mengungkap upaya terkait peningkatan keterampilan berpikir kreatif (KBK) siswa pada topik elastisitas suatu bahan dengan membandingan dua model pembelajaran. Oleh karena itu penelitian ini bertujuan mengungkap perbedaan hasil belajar siswa pada materi elastisitas suatu bahan dengan model PBL dan Konvensional. Berdasarkan hasil penelitian diperoleh informasi bahwa keterampilan berpikir kreatif siswa pada pembelajaran dengan model PBL lebih tinggi bila dibandingkan dengan keterampilan berpikir kreatif dengan pembelajaran konvensional.Terungkap pula pada setiap pertemuan indikator KBK siswa selalu mengingkat. Dapat disimpulkan bahwa PBL sangat efektif dalam melatihdan meningkatkan KBK siswa dalam pembelajaran fisika. Dengan demikian PBL dapat direkomendasikan dalam meningkatkan KBK fisika siswa. © 2018 Jurusan Fisika FMIPA UNNES Semarang Keywords: Creative thinking skills; Elasticity; PBL To create a sophisticated learning the teacher should be able to act as a facilitator who gives the greatest opportunity to the students to ex- press themselves in the learning process (Kim, Lee, Youn, Eom, & Lee, 2015; Eom, Youn, Kim, 2016). Dynamic learning will provide wi- der space for students to explore and train their skills. Skills which developed through dynamic INTRODUCTION The 21st century learning program has launched significant changes in learning met- hods by involving students in every learning activity (Tindowen, Bassig, & Cagebas, 2017).