Kachinas are spiritual beings in the beliefs of the Hopi and other Pueblo tribes of the American Southwest. They are often represented as dolls, which are carved from wood and painted to depict various kachina spirits. These dolls serve as teaching tools for children, helping them understand the significance of the kachinas in their culture. In traditional ceremonies, kachinas are believed to bring blessings, rain, and fertility to the community. The Kachina Dance is a vital part of these ceremonies, where dancers wear elaborate costumes and masks to embody the kachinas, connecting the physical and spiritual worlds.