Kachinas are spiritual beings in the beliefs of the Hopi and other Pueblo peoples of the American Southwest. They represent various aspects of nature, such as rain, fertility, and animals, and are believed to bring blessings to the community. Kachinas are often depicted in colorful masks and costumes during ceremonies and dances. Kachina dolls are handcrafted representations of these spiritual beings, traditionally made by Hopi artisans. They serve as teaching tools for children, helping them learn about the Kachina spirits and their significance. Each doll has unique features that symbolize different Kachinas and their associated traits.