Brain bent? These puzzles will stretch and fill it, without requiring calculus or higher mathematics. Just bring a modicum of algebra, geometry, sense and a sense of humor, with a willingness to watch your mind become a Moebius strip in action.
Hardbound. From Sharon Rose andNeil Schlager. For anyone, young or old, who has ever wondered, how do they make those? -here is an entertaining, illustrated exploration of the process behind the manufacture of everyday items.
The Whys of a Philosophical Scrivener showcases Martin Gardner as the consummate philosopher, thinker, and great mathematician that he is. Exploring issues that range from faith to prayer to evil to immortality, and far beyond, Garnder challenges the discerning reader with fundamental questions of classical philosophy and life's greater meanings.