There are two main components:
1. Buddhism–The eBook, Fourth Edition. A text book with extensive links to the Internet
2. Buddhism Online. A website dovetailing with the ebook and providing a range of additional resources for students and teachers.
Features in Buddhism–The eBook, Fourth Edition include
A new chapter structure
New versions of several chapters
More material on the different schools of Buddhism including explanations in graphic form, monastic life, popular religion, Buddhist ethics, ritual, the Bodhisattva Path, the Jatakas, the transmission of Buddhism, and class, gender and race
Improved illustrations, charts, and graphics
Updated Internet links