45
Lesson 45 of 84 · Rules and Safety
Changing Rules That Are Unfair
The Columbian Exchange transferred plants, animals, diseases, and ideas between the Americas and Europe after 1492. Potatoes went to Europe; horses and wheat came to the Americas.
Key Facts
1
Communities work together.
2
Everyone is important.
3
We can make good choices.
Check Your Understanding
Question 1
1 of 2What can you do to help others?