Conquerors could not do a voyage on their own; they needed a crew. These men were nothing special but they were paid with some of the findings obtained from the expedition. The rest of the findings would go to the crown and to the conqueror.
Do you have your students look for gold coins in your classroom for St. Patrick's day? Here is a song you can sing before the hunts begins. Kathy Griffin's Teaching Strategies: St. Patrick's Day Song and Gold Hunt