You are responsible to make sure that you know the information well enough to teach it, so make sure you are contributing to the group. In their groups, students talk about what they're learning. Students can take notes if it helps them. If done in two days, let the expert groups meet one more time to help refresh each other's memories. Separate students into groups again, with an expert from each branch of the governments in the group.
Students teach each other about their branch.
Students should be able to give a 3-5 minute lesson on their branch. Students take the quiz.