Other
University of North Carolina at Pembroke: Lecture Notes: Ancient India and China
Lengthy illustrated notes, to accompany a university-level course, on the rise and spread of civilization in India and China.
Wikimedia
Wikipedia: Indus Valley Civilisation
At this Wikipedia site you can read about chronology, geography and history of the Harappan civilisation in the Indus River Basin.
Other
Art History Worlds: Early River Valley Civilizations
Why did the first complex, politically centralized civilizations materialize along rivers? Find out here by taking a close look at the Nile River civilizations, Mesopotamia, the Harappan civilization and the Xia, the Shang, and the Zhou...
Other
Harappa: A Walk Through Mohenjo Daro
Wonderful, large pictures of that mysterious ancient city, Mohenjo-daro.
Stephen Byrne
History for Kids: Ancient Asian Architecture
History for Kids presents a history of ancient Asian architecture. Students learn about the structure, cities and buildings of the cultures of the ancient Indus Valley.