The Earth and Its Peoples - Student edition Textbook; important resources including glossary practice test questions, pronunciation guides, etc. http://college.hmco.com/history/world/bulliet/earth_peoples/3e/students/index.html
AP Central Important information about the AP courses can be found here. http://apcentral.collegeboard.com/apc/Controller.jpf
History Channel - valuable resources on all aspects of history http://www.history.com
History Channel International - valuable resources from around the globe. http://www.historyinternational.com
National Geographic http://www.nationalgeographic.com