... Role-playing exercises can be an excellent way for you and your club members to share effective ways to interact with the public in difficult situations. ... Plan to allow 20 minutes for each scenario -- 5 minutes for the role-playing and 15 minutes for a discussion. ... The facilitator should remind the group of the main points of the video: . ... Sharing the Universe is based upon work supported by the Informal Education Division of the National Science Foundation under Grant no DRL-0638873. ...