Lessons for Middle School Grades 6-8 Harry Potter Lesson Consumers, Sellers, Government Harry Potter Lesson Money Harry Potter Lesson Decision Making, Opportunity Cost Harry Potter Lesson Earning Income, Human Resource, Goods, Services History of Wall Street Overheads Investing 101 Overheads Monster lesson Decision Making, Opportunity Cost The Lord of the Rings Government Programs: Costs and Benefits The Lord of the Rings Scarcity, Opportunity Cost, Incentives The Lord of the Rings The Advantage of Comparative Advantage