added a comment - 30/Jun/11 12:58 AM Hi Petr, From the 2.0 documentation on Groups vs Groupings" ( <a href="http://docs.moodle.org/20/en/Groups_versus_groupings):">http://docs.moodle.org/20/en/Groups_versus_groupings):</a> To have students working on different activities, not even seeing activities for other groups (such as group A writing a report, group B using a forum, and group C creating a wiki), you need to put them in groups first, such as group A, B, and