Here are some Revolutionary War websites for you to try:

Social Studies for Kids
http://www.socialstudiesforkids.com/articles/ushistory/13coloniesfarm.

Archiving Early America
http://www.earlyamerica.com

Early America Colonization
http://www.cybrary.org/colonial.htm

Kid Info: American Revolution
http://www.kidinfo.com/american_history/american_revolution.html

On-Line Institute for Advanced Loyalist Studies
http://www.royalprovincial.com/

U.S. History.org 

http://www.ushistory.org

America's Story

http://www.americaslibrary.gov/jb/index.php

Spy Letters of the American Revolution