Logic is intellectual self-defense against such assaults on reason and also a method of quality control for checking the validity of your own views. But beyond these very practical benefits, informal logic—the kind we apply in daily life—is the gateway to an elegant and fascinating branch of philosophy known as formal logic, which is philosophy’s equivalent to calculus. Formal logic is a breathtakingly versatile tool. Much like a Swiss army...

"With colorful photographs and interactive examples, Bruce Goldstone introduces children to the ideas of something being possible, probable, or impossible. Each spread features an easy-to-understand, fun scenario such as dice rolling and bowling, with questions about probable outcomes and simple explanations. In the vein of GREAT ESTIMATIONS, this is a perfect book for getting across important math concepts in a fun way"--

Sir Cumference, Radius, and Sir Vertex search for Edgecalibur, the sword that King Arthur has hidden in a geometric solid.

"Algebra as a hands-on subject? With this helpful resource, you can simplify equations using pennies and nickels, use aluminum foil to multiply polynomials (the FOIL method), create coordinate graphs with candy, examine exponential decay functions with a bouncy ball and much more. Junk Drawer Algebra proves that you don't need high-tech equipment to comprehend math concepts--just what you can find around the house or in your recycling bin. Each of...

As a mathematician, philosopher, logician, historian, socialist, pacifist, and social critic, Bertrand Russell is noted for his "revolt against idealism" in Britain in the early 20th century, as well as his pacifist activism during WWI, a campaign against Adolf Hitler and later the United States' involvement in the Vietnam War. In addition to his political activism, he is considered to be one of the founders of analytic philosophy, receiving the Nobel...

CALCULUS For the Practical Man by J. E. THOMPSON. Originally published in 1931. PREFACE: THIS book on simplified calculus is one of a series designed by the author and publisher for the reader with an interest in the meaning and simpler technique of mathematical science, and for those who wish to obtain a practical mastery of some of the more usual and directly useful branches of the science without the aid of a teacher. Like the other books in the...

On Sunday, Mr. Jenkins welcomes one pig into his pool, and as the week progresses, the number of pigs in his pool increases exponentially, too.