In the 18th and 19th century, slaves were kept in a small town in Dakar, Senegal waiting to be shipped off to the new world.

John talks about diseases that were exchanged when the Europeans first came to the New World and how they had a devastating effect on the Native Americans.

John talks about the plants and crops that were exchanged when the Europeans first came to the New World and introduced many new vital crops like corn, potatoes, and spices to the world.

John talks about the animals that were exchanged when the Europeans first came to the New World and how the introduction of horses and pigs changed the lifestyles of Native Americans.

A great, kid-friendly overview of how and why the American colonies were formed and why the colonists revolted against the British.