Links
http://www.history.com/topics.do?type=topics&subject=worldhistory
http://www2.scholastic.com/browse/teach.jsp
http://www2.scholastic.com/browse/home.jsp
http://www2.scholastic.com/browse/search.jsp?query=history&c17=0&x=0&y=0
http://www.amazon.com/
http://library.thinkquest.org/27514/