Özet:

Creative thinking skill is one of the 21 st century skills targets in implementing the 2013 curriculum.However, the fact is that 90% of 70 junior high school students reveal that they need textbooks to improve their creative thinking skills, namely textbooks with a brain-based learning approach using comic strips. Meanwhile, 88% of the 27 IPA teachers stated that they had never used comics to improve creative thinking. This study aims to determine the effectiveness of textbooks with a brain-based learning approach equipped with comic strips for creative thinking.The design of the research used was one group pretest-posttest design with four meetings. The results showed an increase in learning outcomes and creative thinking skills. The results can be seen from the N-gain value of the first meeting is 0.66, with medium criteria. The second meeting is 0.71, with the high criteria. The third meeting is 0.71, with the high criteria. The fourth meeting is 0.73 with the high criteria. The mean creative thinking results from the first meeting to the four meetings were 80, 81.11, 82.78, and 80.56. So it can be concluded that textbooks with a brain-based learning approach effectively improve learning outcomes and creative thinking.

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