1. Metacognition refers to thinking about one's own thinking processes. It includes knowledge about cognition and regulation of cognition. 2. There are several metacognitive strategies including self-questioning, thinking aloud, and creating graphic representations to organize one's thoughts. These strategies can help people perform cognitive tasks more effectively. 3. Metacognitive approaches are useful in teaching and learning as they help students develop skills in self-monitoring, self-representation, and self-regulation.