Seven Continents
http://www.ri.net/schools/Central_Falls/v/218/t7con.html

South American Passport
http://www.mrdowling.com/712southamerica.html

Enchanted Learning
http://www.enchantedlearning.com

be sure to visit Zoom School at this site
 

World Atlas
http://worldatlas.com/aatlas/world.htm
 

Nations on Line
http://www.nationsonline.org/oneworld/continents.htm