PROSES BERPIKIR KREATIF SISWA SMP BERDASARKAN TAHAPAN WALLAS DALAM MEMECAHKAN MASALAH MATEMATIKA DITINJAU DARI TIPE KEPRIBADIAN EKSTROVERT – INTROVERT

Abstract

The creative thinking process is a stage that passed through while thinking creative. The stages of creative thinking according to Wallas of preparation, incubation, illumination, and verification. Differences in creative thinking processes in solving mathematical problems also affect differences in student’s extrovert and introvert personality types. This study is purposed to describe the student’s creative thinking processes based on the stages of Wallas with extrovert and introvert personality types. This research is a qualitative descriptive which conducted in 8th grade SMP Negeri in Gresik 2018/2019. The subject of this research consist of one student with extrovert personality type and one student with introvert ersonality type. The other criteria of the subject are having an same gender, and great ability communication. The research instruments consist of personality type test, problem solving task, and interview guideline. The result showed that : 1) The creative thinking’s process of students with extrovert types, (a) In the preparation stage, student could read and understand the questions twice based on subject’s ability to explain back information using its own language. (b) In the incubation stage, student experienced a saturation point and could not find a solution. Then, student made physical movements for thinking about the solution. (c) In the illumination stage, student has found a solution to find the maximum benefit by looking at the already known comparisons of the problems. (d) In the verification stage, student has implemented its idea as specified at the illumination stage, but student did not re-examine the steps and the results. 2) The creative thinking’s process of students with introvert types, (a) In the preparation stage, student could read and understand the questions several times based on subject’s ability to explain back information using its own language. (b) In the incubation stage, student experienced a saturation point but still though the solution with playing the writing instrument. The student resolves the problem which will be seen at the illumination stage. (c) In the illumination stage, student found the main idea that lead to problem solving, namely seeking maximum profit by looking at the already known comparisons of the problems. (d) In the verification stage, student has implemented its idea as specified at the illumination stage, student also re-checked the steps and the results from the first stage. Keywords : Creative Thinking Process of Wallas, Solve Mathematical Problems, Extrovert and Introvert, Personality Type