Abstract:This study aims to produce instruments that can measure the level of students' higher order thinking skills that are valid and practical for students of class XI SMA. The developed instrument contains 40 multiple choice questions, and 10 essay questions consisting Taxonomy Levels C4, C5, and C6 with indicators of high-level thinking critical thinking, decision making, problem solving and creative thinking. This research used the Research and Development (R&D) type of Tessmer's modified formative evaluatio… Show more
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