The standards are: 1  Research and evidence based. 2  Clear, understandable, and consistent. 3  Aligned with college and career expectations. 4  Based on rigorous content and the application of knowledge through higher-order thinking skills. 5  Built upon the strengths and lessons of current state standards.
Alfred coined the term Columbian exchange in 1972. The Columbian exchange started to connect the New and Old Worlds with the transmission of ideas, plants, animals, and diseases. Two worlds that had grown apart with very different organisms started to become homogeneous (Crosby, 1972).
Overview of the Columbian Exchange. Millions of years ago, the landmass Pangaea drifted apart creating two distinct worlds (McNeil, 2008). North and South America, commonly referred to as the New World, were separated from Eurasia and Africa, which are the Old World (Crosby, 2007).