Edward L. Thorndike's 'The Psychology of Arithmetic' is a groundbreaking work that delves into the cognitive processes involved in mathematical thinking and problem-solving. Thorndike explores the psychological principles that underpin mathematical abilities and how these skills develop in individuals. Written in a clear and concise style, the book provides a comprehensive overview of the relationship between psychology and arithmetic, making it accessible to both educators and researchers in the field. Thorndike's work is situated within the broader context of educational psychology, shedding light on the importance of understanding how students learn and apply mathematical concepts. Edward L. Thorndike, a prominent psychologist and educator, drew on his extensive research in learning and behavior to write 'The Psychology of Arithmetic.' His innovative approach to studying cognitive processes paved the way for modern theories of education and intelligence testing. Thorndike's expertise in the field of psychology provides readers with invaluable insights into the complexities of mathematical thinking. I highly recommend 'The Psychology of Arithmetic' to anyone interested in the intersection of psychology and mathematics. Thorndike's thorough analysis of mathematical cognition offers a compelling perspective on how individuals approach and solve arithmetic problems.