Marie Curie is best known for her work with radioactive material. Today, this material helps fight cancer. Find out more in Marie Curie, one of the titles in the My First Science Biography series. This series explores the lives of some of the world's most respected scientists, providing details on their early lives, the obstacles they faced, and their impact on the world. My First Science Biography is a series of AV2 media enhanced books. Each title in the series features easy-to-read text, stunning visuals, and a challenging educational activity. A unique book code printed on page 2 unlocks multimedia content These books come alive with video, audio, weblinks, slideshows, activities, and much more.