These zip files are the GT.M Acculturation Workshop version 0.7. Unpack file AcculturationWorkshop.zip and point your browser at the index.html file therein. ubuntu-11.10_gtmworkshop7.zip and ubuntu-12.04_gtmworkshop8.zip contain virtual machine disk images in vmdk format for the workshop. Use the one Supported by the GT.M release you are using. The file KSBVistAPatches.zip is content to be used for one of the exercises in the workshop.