This document discusses developing critical thinking skills. It defines critical thinking as reasonable, reflective thinking focused on deciding what to believe or do. A critical thinker is open-minded, well-informed, and able to judge arguments and develop reasonable positions. The document then discusses generating critical thinking through asking questions, sorting information, debate, journaling and using different perspectives. It also covers building critical thinking by asking effective questions, looking for patterns, and using tools like T-charts. Assessing critical thinking involves defining learning objectives with verbs describing cognitive processes and objectives describing acquired knowledge.