Unit1 Home-schooling 1
Unit2 Animal Rights 13
Unit3 Beauty 27
Unit4 Sports 41
Unit5 Gender Equality 53
Unit6 Advertising 67
Unit7 Assisted Suicide 81
Unit8 Human Cloning and Stem Cell Research 95
Unit9 Adoption 109
Unit10 Celebrities 123
Unit11 Liberal Arts Education 137
Unit12 Social Welfare and Lotteries 149
Unit13 Reality Television 163
Unit14 Infectious Diseases and Vaccination 175
Unit15 Ecotourism and Space Tourism 189
Unit16 Trade Protectionism 205