Is exploration a good thing?

For IPC this week we will be deciding if exploration is good thing. You will need to research using Internet sites and books. Although I happy for you to find your own sites, you may want to start by using one of the sites below. 

Hernan Cortes - World History For Kids - By KidsPast.com

Hernan Cortez biography

Explorers for Kids: Hernan Cortes

Aztecs for Kids - Spanish Arrival, Cortez, Conquest of the Aztecs