1. The document discusses how collaborative game-based learning can be supported through knowledge group awareness. It proposes eliciting students' prior knowledge, knowledge constructed during tasks, and judgments of learning to increase awareness of group members' knowledge.
2. A serious game is described that elicits these three types of knowledge elicitation. Preliminary results show increased interactions but no significant effect on collaboration or performance. Further studies are planned.
3. The document recommends supporting collaborative processes through knowledge awareness widgets, creating intragroup collaboration against intergroup competition, and providing communication tools.