This inquiry-based lesson plan is organized into three activities focused on the Underground Railroad and one of its most famous conductors, Harriet Tubman (USA: EdSitement 2019).

Monopolies in the United States have existed in many forms. When a business dominates a market, its market power makes it a monopoly. How these businesses use their market power will determine the legality of the monopoly. Contrary to popular belief, monopolies are not illegal in the United States. What is illegal is actions taken by monopolies to limit competition. This ...