LESSON 1: Paper Books or E-books LESSON 2: Pursuit of Happiness in Economics LESSON 3: What Is Natural Selection? LESSON 4: Power in World Politics LESSON 5: Intelligent Transportation Systems LESSON 6: Language and Thought LESSON 7: Silent Spring LESSON 8: The U.S. Civil Rights Movement LESSON 9: Human Genes LESSON 10: Women’s Rights Are Human Rights LESSON 11: Black Holes and Astronomical Wonders LESSON 12: What Is Literature?