In this PowerPoint presentation, Dr. Atsusi “2c” Hirumi, Peterson Lorins, and James Hogg nicely identify some important considerations and procedures in educational game development.

Analysis of Game Engines

There are a lot of Open Source game engines available, and this might be a good post for us to discuss and evaluate some of these. One good example of this is Blender. For a good overview of Blender - read up on it at Wikipedia