Ages 9 to 12 years. This book profiles ten incredible women with an itch to invent. Written in an accessible, engaging, and informative style, "Incredible Women Inventors" examines both the challenges and successes in the lives of Canadian and international problem-solvers. From Anna Sutherland Bissell, inventor of the carpet sweeper, to Elizabeth "Elsie" MacGill, the first woman aircraft designer in the world, young readers will have much to motivate them after reading, both in science and in life.