The Development of Higher Order Thinking Skill Test Instrument based Problem Based Learning to Improve Creative Thinking of the XIthGrade of SMK Negeri 1 Sosorgadong Tapanuli Tengah Academic Year 2022/2023

Through problem-based learning, this study aimed to improve the creative thinking of SMK pupils. By employing the Borg and Gall technique, this study is development research. The absence of creative thinking abilities among pupils in school and instructors' failure to create questions that call for Higher Order Thinking Skills are the issues that were found in this study. There were fifty students in the sample. An instrument for measuring higher order thinking skills was produced. Teachers of the relevant subjects, students, and two qualified validators verified this study result.The study found that the construction of the Higher Order Thinking Skills instrument based on Problem-Based Learning was viable based on the material's validation. The learning design expert got 94%, while the teacher response scored 81% with a description score of 81% and a multiple choice score of 81%. tests in the field at 87.5%. The creative thinking t-test is a Sig 2-tailed test. 0.000 0.05, and the t-test difference between the two averages of learning outcomes is obtained with t count 4,936 > t table 2,091. The experimental class scored higher on average for creative thinking 86.76 than for learning 85.50, which is the difference between the two groups' averages. With a learning result of 75.40, the control group's creative thinking test score was 50.20. Ho was therefore disqualified while Ha was approved, showing that class XI students at SMK Negeri 1 Sosorgadong Tapanuli Tengah TP. 2022/2023 had significantly higher levels of creative thinking when using the Higher Order Thinking Skills on Problem-Based Learning instrument than the Low Order Thinking Skills instrument.