Discover the stories behind 15 of the twentieth century's key inventions in this fun and informative treasury of trailblazing women, who each made a unique contribution to the history of science and technology. What do each of these revolutionary inventions have in common? They were all pioneered by women! Each brilliant idea is presented with biographical information about the brilliant woman who came up with it, including what inspired them. Learn how Martha Coston disguised herself as a man to contact pyrotechnicians and convince them to manufacture her idea for maritime flares, how a New York tram ride on a wet winter's day led Mary Anderson to invent the windshield wiper and why Letitia Mumford Geer's one-hand operated syringe was a medical breakthrough, among other fascinating facts. Full-page illustrations show the inspiration for and use of these incredible inventions in humorous detail.From lifeboat-inventor, Maria Beasley, to the grandmother of the ebook, Angela Ruiz Robles, each of the inspiring women in this book achieved their goal of leaving the world a better place than they found it.