Noisemakers are devices or instruments designed to produce sound, often used for entertainment or celebration. Common examples include party horns, rattles, and clappers. They can be made from various materials, such as plastic, wood, or metal, and are often used during events like birthdays, parades, and New Year's Eve celebrations. In addition to their festive use, noisemakers can also serve practical purposes, such as alerting others or signaling an event. Some noisemakers, like whistles or air horns, are used in sports or emergencies to grab attention. Overall, noisemakers add excitement and energy to various occasions.