If you wish to sign up for an IVANHOE account and to set up a new game for your students or colleagues, go here. Extended documentation on IVANHOE is available here (3mb PDF file).
IVANHOE was conceived and is often best played in a ludic spirit. It’s fun to learn and to think and to explore. When it isn’t, you’re just doing tasks.
The most common problem is that you may need a newer version of Java installed on your computer. You can download it from Sun’s web site. Download the JRE (not the SDK) from the download link. It takes about 5 minutes and it is quite easy.