The document discusses various problem solving strategies and critical thinking skills. It describes strategies such as breaking complex problems into sub-goals, working backward from the goal, and examining different ways to reach the goal. Heuristics that simplify problems, such as insight and trial and error, are discussed. Common heuristics like availability, representativeness, and anchoring are explained. The document also outlines steps in critical thinking like informing, discovering, negotiating, testing, and integrating ideas. Creativity techniques involve seeking new ideas, taking action, being open-minded and asking questions.