Marie Curie was one of the most celebrated scientists in history. Before she changed the world with her discoveries in physics and chemistry, Marie was an intelligent girl who studied hard to reach the top of her class in school. She overcame many challenges, including people who told her she couldn't be a scientist because she was a woman. She didn't let anything stop her, and her important research is still helping people today. Explore how Marie Curie went from being a young girl growing up in Poland to a famous, Nobel Prize-winning scientist.