This lesson covers the biological consequences of the Silk Road exchange. While it was made for Pre-AP World History and Geography (3.4-C) this lesson will work for highschoolers learning about the spread of the plague (Black Death, Bubonic Plague).This lesson has an 8 PowerPoint slide with a worksheet. This is one of the units that College Board does not provide any specific sources for. It's designed for no-prep work - just print and go! There is a one page reading about the remedies people tr