A classic of mathematics education and critical thinking: **"How to Solve It" by G. Polya**. This book systematically explains the problem-solving process. It's highly recommended not only for studying mathematics but also for anyone who wants to improve their logical thinking skills. ・Mathematics and science students ・Teachers and educators ・Those who want to improve their thinking and problem-solving abilities A long-selling book that is widely supported. Please check the photos for the condition. ※Please purchase only if you understand that this is a used item. #HowToSolveIt #Polya #Mathematics #CriticalThinking #ProblemSolving #MathematicsEducation #Classic #ReferenceBook #GeneralEducation