The Mattel Sesame Street Elmo's World Play & Pop Piano is a vintage battery-operated toy from 2002 that features Elmo, the beloved character from Sesame Street. This interactive piano plays different songs and produces sound with lights, providing a fun and engaging experience for children ages 3 and up. With its nostalgic theme and colorful design, this toy is sure to delight fans of all ages. Additionally, this product includes batteries and offers combined shipping discounts, making it a convenient and affordable option for collectors and parents alike.