Great World History Links
Publisher textbook sites are the best for practicing your skills and gathering information.
Here is the list of the most commonly used textbook sites. Enjoy.
Bentley and Ziegler Traditions and Encounters A Global Perspective on the
et al, The Earth and Its Peoples: A Global History
Craig, Graham, Kagan, Ozment & Turner, The Heritage of World Civilizations
Duiker & Spielvogel, World History Companion Site
McKay, Hill & Buckler, A History of World Societies
Spodek, The World's History
Stearns, World Civilizations The Global Experience, Third Edition, AP Edition
The Western Heritage
by Donald Kagan
Western Civilization by Noble