The Columbian Exchange

By: Abbie Rubio

What is the Columbian Exchange

The Columbian Exchange refer to the period of cultural and biological exchange between New and Old world .

Why do we need new food from the old world

If we just had are food we will have to eat the same thing over and over again.Now if we had the old world food we will make new food not just the same food.We need the old world food to make new food and new stuff.