Brazil is going to be the center of the Soccer championship in 2014. All eyes will be on this major game in 2014. So its a great time to let your kids explore the Portuguese language. You might find resources at the Wilkes Public Library. You can actually get some fun resources on the web through links on Pinterest:
You can teach your kids more about Brazil and its location. A great map can be found at :http://www.pinterest.com/pin/240238961344593812/.
You can even read books online in Portuguese.
Check out the stories at the Childrens Library : http://www.childrenslibrary.org/ .
You can consider letting your kids hear 1-2 portuguese books nightly.