Light and sound buzzers provide a great way to boost student response during your classroom activities or games. Lifelike sounds replicate sounds from the real world to add to the entertainment. Buzzers also enable students to work on their own while allowing them to signal when they need help. Buzzers require three AAA batteries (sold separately) and are designed for children ages 3 and up. GIVE THE GIFT OF LEARNING: Whether you’re shopping for holidays, birthdays, or just because, toys from Learning Resources help you discover new learning fun every time you give a gift! Ideal gift for Halloween, Christmas, Stocking Stuffers, Easter Baskets or even for Homeschool. Kids will light up when they reach for these fun buzzers. Size: 3 1/2"(Dia. ). MULTIFUNCTIONAL: Sounds mimic real-world objects that light up: siren, game-show buzzer, laser, and "charge". CLASSROOM JEOPARDY BUZZERS OR BUZZERS FOR FAMILY FEUD: Promote active learning by incorporating student involvement in instructional activities. DETAILS: Requires 2 AAA batteries, not included. FAMILY & CLASSROOM FUN: Ages 3+. REALISTIC & ENTERTAINING: Set of 4 buzzers each with a unique, real world, sound. Learning Resources Lights and Sounds Buzzers, Game Show and Classroom Buzzers, Family Game Night, Game Show Buzzers, Classroom Accessories, Set of 4, Ages 3+