Spinning Tops: The 'Operatives' Lecture' of the British Association Meeting at Leeds, 6th September, 1890 is a fascinating and accessible exploration of the physics and mechanics behind spinning tops, written by the renowned physicist Sir J. (Joseph) Larmor. Delivered as a special lecture to the operatives—working men and women—during the British Association’s annual meeting, this book distills complex scientific principles into clear, engaging language, making it suitable for readers of all backgrounds. The book delves into the intriguing behavior of spinning tops, examining why they balance upright, how they precess, and what causes their eventual fall. Larmor uses vivid demonstrations and simple experiments to illustrate the laws of motion, inertia, and gyroscopic effects, connecting these everyday toys to broader scientific concepts. He discusses the history of spinning tops, their cultural significance, and their role in scientific discovery, referencing the work of great thinkers like Newton and Euler. Throughout the lecture, Larmor emphasizes the importance of observation and experimentation, encouraging readers to explore the wonders of physics in their own homes. The text is interspersed with practical advice for conducting experiments, making it both educational and entertaining. With its blend of historical anecdotes, clear explanations, and hands-on activities, Spinning Tops offers a unique window into the world of classical mechanics and the spirit of scientific inquiry at the turn of the 20th century. Ideal for students, educators, and anyone curious about the science behind everyday phenomena, this book remains a testament to the enduring appeal of simple toys as gateways to profound scientific understanding.