Problem Solving 101 started out as a simple guide to teach Japanese schoolchildren critical thinking skills. But it quickly became an international bestseller for readers of all ages, thanks to the powerful effectiveness of Ken Watanabe’s unique methods.

Full of useful diagrams and quirky drawings, Problem Solving 101 is packed with practical tools and brain training techniques that will improve your problem-solving and decision-making ability, and enable you to find better solutions faster.

Simple enough for a high school student to understand but sophisticated enough for CEOs to apply to their most challenging problems, Problem Solving 101 has helped millions of people around the world to find successful solutions to even the toughest of problems.

Once you’ve mastered the problem-solving skills in this book, you’ll wonder how you ever got by without them.