To download a The Lessons of History study installation file (IF) (which is a compressed .zip file), double-click on its icon below. To install a study, double-click on the installation file once downloaded.
The Lessons of History studies were made using GameMaker: Studio software under license and this is why the GameMaker: Studio end user license agreement is included in installation process. The Lessons of History concept itself is protected by copyright.
Each The Lessons of History study is about 50 MB is size and will run in Windows XP, Vista and 8.0, as well as earlier versions, on 32 bit operating systems and minimal RAM.