This text is an unbound binder-ready edition. Transform your mathematics course into an engaging and mind-opening experience for even your most math-phobic students. Now in its Fourth Edition The Heart of Mathematics: An Invitation to Effective Thinking succeeds at reaching non-math non-science-oriented majors encouraging them to discover the mathematics inherent in the world around them. Infused with the author s humor and enthusiasm throughout The Heart of Mathematics introduces students to the most important and interesting ideas in mathematics while inspiring them to actively engage in mathematical thinking.