Transform your mathematics course into an engaging and mind-opening experience for even your most math-phobic students. The Heart of Mathematics: An invitation to effective thinking --now in its third edition--succeeds at reaching non-math, non-science-oriented majors and encouraging them to discover the mathematics inherent in the world around them. Infused throughout with the authors' humor and enthusiasm, The Heart of Mathematics introduces students to the most important and interesting ideas in mathematics while inspiring them to actively engage in mathematical thinking.