A doll is a small model of a human figure, often used as a toy for children. Dolls can be made from various materials, including plastic, cloth, and porcelain. They come in many shapes, sizes, and styles, representing different ages, cultures, and professions. Some dolls are designed for play, while others are collectible items. Dolls have been a part of human culture for centuries, serving various purposes beyond play. They can be used in educational settings to teach social skills or as tools in therapy. Popular types of dolls include Barbie, action figures, and baby dolls, each appealing to different interests and age groups.