Thumb tacks, also called push pins or drawing pins, are small metal or plastic pins that are used to attach paper or other materials to a surface. Other synonyms for thumb tacks include map pins, bulletin board pins, and marking pins. These pins come in various sizes, colors, and shapes, making them a useful tool for organizing, decorating or creating art projects. Some other less common names for thumb tacks include cork board tacks, bulletin board fasteners, and notice board pins. Regardless of what they are called, thumb tacks are an essential item in any office or classroom setting.