Meet Marie Curie -- Nobel laureate and world famous scientist. Marie was the first woman to win the world's top science prize -- and the first person to win it twice. The story of her discoveries, including the metals polonium and radium, and her contribution to the study of radiation is told in level-appropriate language and detailed illustrations. This Level 3 reader contains longer, more complex stories and sentences, more challenging vocabulary, language play and minimal repetition. Grades: 1 to 3 / Ages: 6 to 8