Critical thinking and classroom instruction It is composed of 15 chapters. In Part 1, Critical Thinking Basics, we present a framework of understanding of various critical thinking teaching theories (Chapter 1) (Chapter 3), and Critical Thinking Education Theory. Part 3 Critical Thinking and Curriculum Education shows how critical thinking discussed in Part 2 is shaped through each subject. The critical theories of critical thinking education are in the order of morality (Chapter 10), Korean Language (Chapter 11), Mathematics (Chapter 12), Geography (Chapter 13), History (Chapter 14), Social Studies (Chapter 15) Are presented.