Five Equations That Changed the World: The Power and Poetry of Mathematics Entertaining & Holiday Cooking six-year-old Bobby O’Shea is facing

six-year-old Bobby O’Shea is facing his first Christmas without a mother

It draws us into a journey of discovery that reveals

Benefits of ETF Rotation:•Easy investment strategy

from longtime fans to Little Leaguers

Five Equations That Changed the World: The Power and Poetry of Mathematics Entertaining & Holiday Cooking six-year-old Bobby O’Shea is facingA Publishers Weekly best book of 1995! Dr. Michael Guillen, known to millions as the science editor of ABC's Good Morning America, tells the fascinating stories behind five mathematical equations. As a regular contributor to daytime's most popular morning news show and an instructor at Harvard University, Dr. Michael Guillen has earned the respect of millions as a clear and entertaining guide to the exhilarating world of science and mathematics. Now