"Problem Solving 101: A Simple Book for Smart People" by Ken Watanabe is a practical guide to problem-solving that is designed to help readers develop critical thinking skills and approach challenges with a clear and logical mindset.

The book is divided into three sections: Part 1 focuses on the basics of problem-solving, including defining the problem, gathering information, and generating potential solutions. Part 2 delves into more advanced problem-solving techniques, such as decision-making, prioritizing, and implementing solutions. Part 3 offers real-world examples and case studies to illustrate how the principles of problem-solving can be applied in various situations.

Watanabe uses simple and straightforward language to explain complex concepts, making the book accessible to readers of all levels. He also includes practical exercises and examples to help readers apply the problem-solving techniques in their own lives.

Throughout the book, Watanabe emphasizes the importance of breaking down problems into manageable parts, thinking critically, and approaching challenges with a positive and open-minded attitude. He also stresses the value of learning from failure and using setbacks as opportunities for growth.

Overall, "Problem Solving 101" is a valuable resource for anyone looking to improve their problem-solving skills and approach challenges with confidence and clarity. It provides practical tools and strategies that can be applied to a wide range of personal and professional situations, making it a valuable resource for readers of all backgrounds.