The Development of Mathematics Curriculum to Increase the Higher Order Thinking Skills in The 21 st Century Era

This study discusses the development of the mathematics curriculum to increase the higher order thinking skills in the 21-century era. Higher order thinking skills are one of the important competencies in the 21st century. Higher order thinking skills are defined as thinking skills, reasoning, critical thinking, and problem-solving. Mathematics education has been developing in line with learning theories development, changing of technology, and life demands as well as the using of mathematics within the globalization era in the 21st century. This research was conducted by a qualitative method with data collection technique through interview and documentation. Interview conducted against the developer of mathematics curriculum, Widyaiswara, Writer textbook of mathematics junior high school. The results show that the government has formulated basic mathematics competence that appeals to the competence of higher order thinking skill, Creating Learning Teacher Module, and Textbook. Teachers are expected to explore further higher order thinking skills.