What is the best exercise for an 8 year old girl?

The best exercise for an 8-year-old girl is one that is fun and engaging, such as swimming, dancing, or playing sports like soccer or Basketball. These activities promote physical fitness while also encouraging social interaction and teamwork. It's important to focus on play-based exercises that keep her motivated and interested in being active. Additionally, incorporating outdoor activities like biking or hiking can foster a love for movement and nature.